Find cheap flights from Idaho to Washington

Find cheap flights from Idaho to Washington

Round-trip
Economy
Boston (BOS)
Washington
Thu 12/3
Thu 12/10
Any month
Compare vs. KAYAK |
Search hundreds of travel sites at once for deals on flights to Washington

FAQs for booking flights from Idaho to Washington

Which airlines have a flexible cancellation policy for flights from Idaho to Washington due to COVID-19?

Which airlines apply social distancing measures on flights from Idaho to Washington due to COVID-19?

How does KAYAK find such low prices on flights from Idaho to Washington?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Washington?

What is the Hacker Fare option on flights from Idaho to Washington?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Washington?

Top 4 airlines serving from Idaho to Washington

Scores according to KAYAK customer reviews

8.3
Alaska Airlines
Overall score based on 29,206 reviews
8.5
Boarding
8.3
Comfort
8.8
Crew
7.9
Entertainment
7.9
Food
Airline reviews

Pros: "I was sitting by the windows and it felt a little cramped on the Q400."
Cons: "I would liked to have wifi."

Pros: "It’s comfortable"
Cons: "Thank you"

Cons: "Missed 2nd leg of flight due to 1st leg not taking off at correct time due to improper scheduling on Alaska’s part at SeaTac airport. Forced to take next flight the following day without any accommodation for my wife and 3 year old son. Was told by Alaska service agent to just sleep at the USO."

Pros: "Staff were all fabulous and who doesn't love free drinks?"
Cons: "30$ per bag made us reconsider/repack everything, lug around heavy carry on (which we measured in their box), only to have to check it anyway as told to MANY "this size doesn't fit this particular plane." Ot was a pain to pick up in pouring rain & made some miss connecting flights."

Pros: "Crew were nice and helpful especially with our special need kid."
Cons: "Maybe Terminal C6 for boarding can be in a more convenient place at Boise Airport."

Pros: "The crew was great. Seats... not to comfortable."

Cons: "Didn’t load my checked luggage in Boise"

Cons: "Delayed flight"

Cons: "2 hour delay"

Pros: "Crew was very warm and friendly! Delicious food and snacks available for purchase."

Pros: "Crew were very nice and accommodating."

Cons: "Absolutely nothing. Alaskan dropped the ball, and made me miss my flight. Now I am delayed 4 hours, and missed the event I was needing to be at. No refund on either tickets. 300 dollars down the drain."

Pros: "Movies on the plane."

Pros: "Short and on time. All good!"

Pros: "Professional we will employees"
Cons: "Bag check fee. Southwest gives 2 free bags. Why can't you?"

Pros: "Flight was on time, crew was friendly. Bags came right on time. Plane was clean and comfortable"

Pros: "Everything went really smooth, including the flight - hardly any bumps at all. Loved the free movie selection and the free messaging connectivity."

Cons: "our flight was cancelled the night before rebooked on a later flight which would cause us to miss our ferry and other connections they did rebook when I called, adding another connection, but only my husband was rebooked , not me so, I had to get a seat at the counter in Seattle to finish the trip everyone was very poliet"

Pros: "A short flight is always a great flight -- and the flight attendants were fabulous per usual."

Pros: "Friendly, welcoming staff; on time"
Cons: "Nothing at all!"

Cons: "The bathrooms are shockingly tiny!"

Pros: "REALLY enjoyed this flight. The innovative entertainment through your personal devices provided through their own WiFi and app was great, so many choices to choose from. Coffee was delicious, flight attendant even accommodate my coffee to suit my taste. The flight attendant was smiley, nice and funny - had sense of humor and character. The plane itself was AMAZING. The seats were comfy and SO much leg room!!!! And this was economy class! No joke, I love Alaska airlines/Boeing planes!"
Cons: "No complaints. Even boarding was great!!"

Pros: "Erika at the gate was a big help."
Cons: "Food sucks, wifi not working"

Pros: "The people"
Cons: "The fact that my flight was cancelled and I was taken to a new airport... and had a 2 hour overlay I wasn't planning on."

Cons: "When I went to check in in San Jose, they told me I was double booked on the flight to Seattle. One booking was paid for but not connected with the Reykjavik flight and the other booking was not paid for and connected to the Reykjavik flight. I spent 30 minutes at the first class check in counter of alalska air and then another 20 minutes at the gate almost missing the flight."

Pros: "I was able to try a red wine from Walla Walla for free"

Pros: "Complimentary IPA was very nice."
Cons: "Too cramped on the plane! Taking out 1 row and the arm rest against the window would help."

Pros: "I liked that there was complimentary wine. I liked that I ended up with window seats on both of my flights with room for my fragile carry on luggage and space next to me. I liked the smooth landings and smooths flights. I liked the pilot pointing out and giving information on the mountain scenery."

Pros: "Comfortable"

Pros: "Fairly new plane"
Cons: "The two people next to me each had a loose chihuahua. The plane was full and there was no other seat available."

Pros: "Comfortable with an amazing crew"
Cons: "Nothing !!"

Cons: "Nothing"

Pros: "Complimentary wine or beer is pretty cool."
Cons: "We like jets but the Q400 is still nice."

Cons: "Flight was delayed. Alaska's boarding/deplaning procedure is slow and inefficient."

Pros: "The flight attendants were very helpful and the seats were moderately comfortable."

Pros: "Their services m"
Cons: "There was no tv and it was a bit chilly in the flight"

Pros: "Got us to SeaTac on time uneventfully. Flying Q400s now, so smoother ride than previous puddle-jumpers. Quick and easy security screening. Good coffee. Free beer & wine offered. At least one person took 'em up on the offer"
Cons: "5am departure."

Pros: "The crew was very nice. Everything was on time."
Cons: "Nothing. Everything was great!"

Pros: "Staff were efficient & helpful. Flight was on time. Very smooth landing."
Cons: "Plane was noisy."

Pros: "Love Alaska and ANA. GREAT FLIGHTS."

Cons: "They sent my bag to Santa Barbara."

Pros: "Service was EXCELLENT - great attitiudes, quick, easy, kind, courteous - everything you would expect."
Cons: "I was unable to connect to gogo for wifi my entire trip up to Idaho, so I refused to purchase it coming back. I needed to catch up on work and it would have been an opportune time of sitting and getting things done and not taking time away from my family upon my return. It should not be offered if it is unavailable."

Cons: "Snacks should include a gluten free option."

Pros: "Perfect"
Cons: "Nothing. All good"

Pros: "This flight was booked for my mother she had a stroke and needs needs a wheelchair everything went fine she said everybody was nice to her and she was well taken care of so that makes me happy thank you Alaskan Airlines"

Pros: "The free meal vouchers for the inconvenience of delayed flights."
Cons: "The fact that the plane was delayed, re-routing to another airline was nice, but that flight also got delayed, then there were no other flights from Seattle to Kallispell until 7 hours later. The long layover was what I was trying to avoid in the first place."

Pros: "Enjoyed staff"
Cons: "Didn't like the loud beeps"

Pros: "everything!"

Cons: "Got switched three different times and delayed twice. Then finally got on a plane 3 hours later than we should have left. Once on the plane we had to wait 40 minutes with no air. Worst flying experience I've ever had. Even took 45 minutes to get our bags"

Pros: "Crew was awesome! Service was quick!"
Cons: "One flight the plane was quite warm and the air overhead was blowing warm air.. didn’t cool down until we were preparing to land and then it blew warm air out again.."

Cons: "Flight delayed 2 hours. Wifi/entertainment wouldn't connect."

Cons: "Flight into Seattle delayed, flight out of Seattle to Minneapolis delayed flights out of Minneapolis to Bismarck delayed. Ran from gate F to gate c24 arrived at 10:23 p.m. Slight to the park at 10:25 p.m. and they closed the door on me as I was running up there. Ran across the entire terminal to get there and they would not let me on. Last Flight of the night to Bismarck. Missed my uncle's 90th birthday party. Would not give me food voucher. Delta gate agent told me she would lose her job if she did not close the doors 8 minutes prior. However the Minneapolis flight waited for 15 minutes for people to board that plane. How does that compute? Why would they not wait 3 minutes for me rather than pay the money to put me up in a hotel?"

Pros: "On time"
Cons: "Flight attendants not friendly"

Cons: "On time flight"

Pros: "Everything."
Cons: "No food or drinks"

Pros: "That we finally arrived."
Cons: "That we didn't arrive even remotely close to when we were supposed to."

Pros: "nothing"
Cons: "the flight attendant gets the order starting from the back and by the time she gets to the front there's no more selection for breakfast except for what is left that nobody like."

Pros: "Total Experience of Flying on this Airline ."
Cons: "No Comment."

Cons: "Cramped seating for premium Econ"

Cons: "Seat wouldn't redline."

Pros: "Great flight attendants and very clean"

Pros: "The service was impeccable as always"

Pros: "Counter agent found reservation but not ticket number(?). She was very helpful and nice but Delta reservation system was a total mess. Barely made boarding even though we arrived airport plenty of time before the flight."
Cons: "Counter agent."

Pros: "Crew was nice and friendly, boarding was fast, on time and overall service was excellent"
Cons: "The plane was small so not a lot of space and didn't offer food other than one beverage"

Pros: "Comfortable seats."
Cons: "Flew business class and my 1st choice on the menu had run out. I ended up not eating."

Pros: "On Time"

Pros: "Delta made sure my husband and I had seats together and my husband was thrilled to have a window seat. We took off and arrived earlier than scheduled so we didn't have to run to catch our connecting flight."
Cons: "Everything was perfect. Nothing negative to report."

Pros: "Getting to the correct destination."
Cons: "The fact that the lack of knowledge regarding international travel visas by the counter staff and supervisor meant that two days of the vacation were lost. Upon arrival in China the 144 hour travel visa was granted with no problem within minutes, but the U.S. staff was completely befuddled by the possibility. The interrogation was completely stressful and resulted in a reschedule of the original flight and during the second attempt at flying even an email from the U.S. consulate with a link to the Shanghai/Chinese government immigration site was deemed "not official enough". i will be expecting proper compensation. I was once given an $850 travel voucher for voluntarily giving up my seat, and was flown first class to Hawaii, given 4 star accomodation and then flown first class on to China within 48 hours. This was an involuntary bump from our chosen flight time, all because of a lack of knowledge about current visa regulations and international law on the part of the check in staff. We have been loyal Delta users for over 15 years, and this was the biggest blunder ever. Also humiliating and extremely frustrating, stressful and a big problem with fulfilling our travel plans between son and father."

Pros: "Great service, polite staff"
Cons: "Incredibly tiny seats, even for my girlfriend, who is 5'6""

Cons: "horrible boarding management in SJC."

Pros: "They had aircraft flying to my destination. All other airlines were booked for the time and the destination I had in mind."
Cons: "Long Delays, Over Booked Flights, Customer Service is not helpful, Wrong info delivered by Customer Service, No boarding gate info, Luggage was damaged, and I was charged a large premium with no added value. Delta sold me a 1st class flight because of their delays and overbooking their flights. This was because they could not fulfill the ticket I had. This was Delta's solution to their problem caused by them. I still have no idea why the flights were delayed. On top of all this, I overheard a walk-on pilot ask if there was room for him to catch a lift home. The flight attendant responded with "absolutely this flight is not full at all, you can sit right here". Wait I had to pay 200 bucks extra for an overbooked flight and you are having your Delta representatives say different. This was my first and last trip with Delta. I spent 1000 dollars for round trip ticket from Seattle to Spokane WA. No way is that OK or acceptable under any circumstances to treat your customers like this. The best part about all of this is, I have sent feedback and called customer service to talk to a manager to hear the blame put on back on me. Perception is reality Delta. Awful service, awful prices, awful care, awful communication, and awful value for the money."

Pros: "Just not enough room to accommodate that many people for such a long flight. And felt neglected and grouchy by the end of the trip."

Pros: "Nothing"
Cons: "Poor hospitality by alaska airline staff, especially by MrPavel at gate H4, 01nov2016, prior boarding around 0730am"

Pros: "Bags arrived on the belt quickly"
Cons: "Why is there not saying precheck to use after you've been funneled through customs? ATL is advanced enough to have kiosk for arrival, even for those confused and not with global entry, but then forces you to wait in security line instead of the typically faster tea precheck line. Every minute I'm in line, I'm not spending money"

Pros: "I was upgraded to First at the gate. The crew was very professional and friendly. Food mini-minimal, but OK."
Cons: "On this A320 craft, old style, the First class seats are a joke. I had seat 2B. The pitch is apparently less than in the Comfort+ rows. The passengers in 1A and 1B started reclining even before departure, and during the whole flight. For me and my neighbor, with that seat on our chest, it was impossible to reach down to the seat-back pocket, not to mention to the bag stowed under the seat in front. To get out of the seat, I almost could not get my legs through the 5-in. interval between the back of the front seat and the irremovable armrest. I shook the passenger sleeping in 1B rather violently a couple times. The lady in seat 2B apologized, but she had to climb and put her feet on my seat to get out of hers, there was really no other way. Delta needs to address this ridiculous situation of their First Class seats urgently."

Cons: "in Amsterdam any DELTA crew helm us, only KLM"

Pros: "plane was farily empty. Who doesn't like that, other than Delta, haha. Nice workers, smooth flight."
Cons: "Delta comfort was very tight. I'm 6 foot tall and my knees were hitting the chair in front of me the whole flight."

Pros: "Timing and Service"
Cons: "Space between seats too reduced"

Pros: "I am 6'6" 300 pounds ... So I regularly book first class for trips over 2 hours in length ... Delta remains my #1 choice for both value and overall experience in first class. The difference between Delta and all other domestic carriers is just overwhelming. United and American/US Air could learn a lot from Delta. I could have flown this trip direct on United, but chose to fly through Atlanta on Delta for less money and a better experience from the baggage check to the gate to the in-flight experience."

Pros: "Dish TV"
Cons: "Pilots were coming from an international flight that was delayed. They then landed at the absolute opposite end of the airport AND had to clear customs. When we boarded they said the pilots had landed. 60 minutes later they arrived, 30 minutes after that we took off. Missed connecting flight in Seattle. Poor communication during delay."

Pros: "I enjoyed not having a layover."
Cons: "I do not like being charged to bring a bag. I feel like a 560 fee should include a bag."

Pros: "I liked the service of the crew members and the Margarita was super strong."
Cons: "The seats are really close together. It made it uncomfortable to sleep."

Cons: "Seated next to annoying, loud family--not Delta's fault. One flight attendant seemed bored and even a little tired of her job--quick, memorized replies and no smiles."

Pros: "Left on time, got in early, super easy flight. Baggage was quick."

Cons: "My flight from anchorage was delayed over an hour so I miss my connecting flight and had to stay over night in the Seattle airport..."

Pros: "The staff of Dekta were welcoming as well as helpful. The flight was professionally run and I enjoyed it."
Cons: "The auxiliary power went down before we took off. However, the flight captain assured passengers that procedures would be followed to assure our safety. We waited on the plane for 10 minutes and then took off. Thanks to staff for following safety procedures."

Pros: "The crew were excellent. Kept us updated throughout a long delay."
Cons: "We should have reached our destination at 7:40PM. We finally arrived about 9:50pm. We were held at the gate for about two hours while a mechanical issue was solved. The plane was not equipped with WiFi/internet and the entertainment was poor. Expected better from Delta."

Pros: "staff was friendly"

Pros: "This was my shortest flight for the day, just over 2 hours and it was a bigger plane, had monitors in the seat backs, served drinks and snack."
Cons: "I think entertainment should be free. There should be a charge for wifi, because people can survive without their computer/phone for a few hours. But, if you have already put the monitors on the plane, how much extra money per year would airlines lose by offering a free movie...?"

Pros: "the attendant in first class was fantastic."

Cons: "Poor service. Will never fly with Delta again."

Cons: "They didn't land due to fog, making me miss all my other flights. Bags were not put on redirected flight to Beijing. Bags still missing 3 days later. Trip has been put on hold till bags arrive in Jakarta."

Pros: "Nothing"
Cons: "We finally got toward the runway then had to sit there for about 25 minutes because there was a technical error."

Cons: "Not real happy with getting charged 25 dollars for a bag when I am MVP with Alaska Airlines, was under impression both airlines are together."

Pros: "On time, and great fare"
Cons: "Nothing"

Pros: "The space on the flight"

Pros: "Great crew"
Cons: "No power outlets, old seats (but fine condition)"

Cons: "The connecting flight I had to Seattle had a 30min layover, and was practically gated on the opposite side of the airport in SLC. I had to run in order to make the last-minute boarding. Kind of a cutting it close, but I made it none the less"

Pros: "Nothing"
Cons: "Everything"

Cons: "The bathroom on the flight from Denver to Santa Barbara was the WORST EVER! I doubt it has ever been cleaned and the poor people that had seats near or at the rear of the plane should have been refunded their money having been subjected to the smell of an “indoor outhouse!” Shameful!!"

Pros: "Leg room was good in economy plus but no entertainment. Flight ran on time though."
Cons: "WiFi was broken and only refreshments offered! No meals for purchase only snack boxes that were horrible."

Pros: "I found the reason for being late to be questionable They said heavy snow but as i flew in i looked out the window and saw all roads nicely cleared That does not happen in 3 hours"
Cons: "They did not get my liggage to the connecting flight And here i am in Ukraine with no winter clothes at 7 below 3 days later"

Cons: "Flight was delayed. Super small aircraft so suitcases didn't fit. Didn't have food options, just pretzels."

Pros: "Flight attendants were very nice"
Cons: "The overhead a.c. spout didn't work. Plane was very hot."

Pros: "kept on delaying and didn't take off until almost 3 hrs later"

Cons: "Zero regard for customer service. I will never fly United Airlines again, I may never use Kayak again either. This was the worst travel experience of my entire life."

Pros: "Nothing"
Cons: "Was told at check in that my flight was delayed and would not make my destination today. When I asked if there was another flight I could get on, they told me the upgrade would be over $1000, and that it wasn't their problem. Rudest customer service I think I have ever dealt with! I won't ever fly united again!"

Pros: "Our departure was delayed by a pump problem of some kind. Then the pilot aborted a takeoff because of another error. Needless to say, we were a bit nervous."

Pros: "The flight was quick and painless"
Cons: "Yeah, it was a bit frustrating trying to rush and hustle from gate to gate with how many times they changed the location!!"

Pros: "More fights to choose"
Cons: "Could not choose the seat at the time booking"

Pros: "Delays seem to be frequent with united and the staff is always in a bad mood. Will not fly again with them, I flew one leg on a different airline so I wouldn't miss my international connection as they wanted to delay 6 hours!!!"

Cons: "Food, like all airlines, is so lacking even though airlines are making record profits while lessening service (crowded, fewer flights, baggage fees, etc)."

Cons: "Didn't happen"

Pros: "Great staff and everything on time"

Pros: "Nothing"
Cons: "That a bunch of travelers including myself missed our connecting flight in Chicago after united chamged our arrival gate but didn't have any crew to man the jet way. We sat for 20 mins right in front of our gate. From 1 pm to 10 on my flight to Asheville from Chicago was delayed many many times waiting for our airplane to arrive. Upsetting that we missed our connection due to United's poor planning, they didn't hold our connecting flight for us but we had to wait all night for other flights."

Pros: "It was Great Thank you"

Pros: "There was nothing good to like about this leg of my trip."
Cons: "I paid for first class and It was the worst flight I have ever been on, sat in the plane at the gate for over an hour with a huge women that was brought up to1st class from economy, she smelled, she was a lush. There was a child that did not quit crying the entire flight, I could not get off the plane fast enough, there was nothing1st class about the flight, we needed fuel after we boarded, then it was a cargo issue,and then it was airport, we should not have been on the plane until the plane was ready for flight.very poor planning you should be embarrassed about the flight."

Pros: "It was so smooth.No long lines ,no delays,a straight thru flight.And on Christmas Eve morning."

Pros: "The travel agent, Tim, in STL worked very hard to get us on a flight."
Cons: "After a cancelled flight, two delays and lost luggage (that we did not receive for two days after arrival) on the way to Boise, we've now been cancelled on the way home to St. Louis. The first cancellation was due to weather. The two delays were due to late crew and refueling issues. Today's cancellation was due to maintenance. Embarassing. I travel often and can guarantee I will never fly United again."

Pros: "Very smooth and easy. Thank you"

Pros: "Fast and smooth"

Pros: "Pretty typical domestic flight. The crew on this flight definitely seemed tired and "over it". The one attendant stood blankly, staring off to the back of the plane robotically going through the safety. Far cry from the staff on my previous 10+ hour flight from Munich."
Cons: "No free entertainment whatsoever, and even though the screen reads that flights under 2 hours are $5.99, and our flight was a few minutes under 2 hours, the price was still the regular $7.99. Not worth it."

Pros: "we left right on time. It was a smooth flight and a nice aircraft. did not use entertainment so no comment there but was a good experience overall."

Pros: "Attendants were nice."
Cons: "I booked the comfort economy seating that I normally do with Delta. With their additional cost you get a larger seating area, free in-flight movies, reserved compartment space for your carry on and a free drink. No such thing with United. They did try to have movies through their app, but it wouldn't play long enough to allow you to watch."

Cons: "The flight attendants were disrespectful to not only me but to other passengers. They were not attentive! The plane was dirty."

Pros: "The flight was delayed, but once I got on I had a great flight!"

Pros: "Everything went smoothly, and that's really all that matters. The crew was great."
Cons: "Don't know why we have to pay for entertainment. It used to be free."

Cons: "Air quality"

Pros: "The flights were on time and very professional ."

Cons: "Very late departing Boise. No crew to fly plane. Our plane sat at the gate with no crew to fly it."

Pros: "The leg room on this flight was spacious. The crew was friendly and attentive."
Cons: "Not a fan of the snacks that were served."

Pros: "Short flight, direct"
Cons: "Wifi misleading, sounds like free but not."

Pros: "Crew"
Cons: "I think that after first class they should load the plane from the last seat forward for ease of getting to the back seats"

Cons: "Charged 50.00 for check bags,when that was included in the online purchase,not happy and probably will not use either again!"

Pros: "prompt emails and text messages with the back up plan"
Cons: "Missed connecting flight because flight delayed takeoff from home due to SFO problems. Sat on tarmac for an hour or more, finally took off but missed connecting flight mid afternoon and no other acceptable flights until 11 pm getting into Fort Lauderdale at 730 am. (originally was supposed to be getting to Fort Lauderdale at 10 pm). Also, the aisle seats on the plane had a narrower underseat space that my little boxy carryon wouldn't fit into--and it usually fits under any underseat storage...Luckily the passenger in the middle was willing to swap places."

Cons: "Worst ever Can you credit my credit card for a full refund"

Pros: "Boarding and.crew awesome. Crew helpful, friendly, and efficient."
Cons: "Didn't like to have a fee for my bag. Have to pay for wifi"

Pros: "Very comfortable flight"
Cons: "An hour delay and gate changing."

Pros: "Flight to Austin was just fine."
Cons: "My flight back to bosie from San Francisco they changed the gate I didn't hear the change and missed my flight. I didn't get back to bosie until the next day."

Pros: "Nothing"
Cons: "United are the most rudest phone people on the phone to deal with and if it's there fault they never want to comp u last time I fly with united"

Pros: "Flight was on time"
Cons: "That u load the plane assistance backard,loading goes much faster if you start @the back of the plane,& myself I carry only a shoulder bag only ,all the time. U put me @ the back of the plane 90% of the time which means I have to wait for the people that are moving their whole house,making me miss my schedule, I have to spend night @ airport for next schedule."

Cons: "no inflight entertainment."

Pros: "I arrived on time."
Cons: "Flight was ok. I was disturbed by the rudeness of flight attendant toward a service dog. This dog was the owners eyes and she seemed disgusted it was there. We had to let her know in front of other passengers so she would be put on the spot and change her attitude."

Pros: "Luckily the crew on this flight was friendly and courteous, unlike United flights I had 2 months ago, because everything else was pretty horrible."
Cons: "First, we were delayed over 2 hours for maintenance problems. Second the plane was cramped and the seats were hard as park benches. Third, this flight had zero entertainment options although they advertised for it in the seat back propaganda. Fourth, the cabin noise from the engines, once they got them started, was so loud that even my noise canceling headphones could not prevent me from getting a headache. At least we got there safely, eventually."

Pros: "Not only do I get the best price. The fact that you told me what carousel to get my bag from was new to me. I alway check kyak first but now I love u guys. I know my travel site and its kayak"

Pros: "Not a single thing!"
Cons: "I almost missed my flight, because at check in they were only helping Premier passengers. Forced to wait for 45 minutes. All I wanted to do was check a bag! When I finally got to the counter, the customer service agent was extremely rude, slow and frustrated. I had to run from check in to security and only made it to the plane with seconds to go."

Pros: "Free entertainment on mobile devices"
Cons: "TSA pre check did not register from website, had to use standard security line. No boarding or seating preference for military."

Pros: "Newer plane so seats were cushioned better, crew was attentive. Great landing on icy runway."

Pros: "The service was pretty good on time and clean i liked the whole trip!!!"

Cons: "Delays"

Pros: "I arrived."
Cons: "It was an hour after boarding before take off. Another 15 minutes on the ground after landing waiting for a gate at midnight on a weekday. I understand that circumstances occur beyond the airlines control, but this has been routinely occurring on my trips with Frontier. Absent compelling reasons, I will not be flying with them again."

Pros: "Cheap tickets"
Cons: "You must experience the rigid, non-reclining seats packed impossibly close together to get the full Frontier experience. Nonetheless they often have the cheapest airfare so what is a budget traveler to do?"

Cons: "The captain of the flight was running late. We had already boarded when we found out that the captain wasn't going to make it and that they were on hold with scheduling to try and find a replacement. Half an hour later they had us de-plane. From there we waited around for another 2 hours before a replacement was able to make it. They had us board again, and then we were waiting on ground crew to come push us back from the gate for another 20 minutes. It was a disaster. We got into Seattle almost four hours later than we originally should have. The attendants were short with all of us. Granted there were quite a few people who were being nasty. I understand that it wasn't in their control. But customer service is. They all fell short."

Pros: "Staff was friendly and flight was quiet."
Cons: "I once loved Frontier and used them exclusively. Now, however, their new seats destroy my spine before taxiing from the gate. It is the most uncomfortable airline I have had to use... ever! I feel like their planes are so overpacked that, were there ever an accident, just getting out of my seat would pose a challenge. I willl avoid them at all cost in the future. It is no fun fkying in those seats for 3hrs then trying to enjoy your destination. Never again!!!!!"

Cons: "Crew not that friendly. When boarding first flight attendant seemed annoyed that I asked her about my seat. ** there is a fee for about everything on frontier. I would rather pay additional for the tickets on other airlines because the process to check in luggage, get to the gate, and have the Benicia of not being charged for every little thing is WORTH IT. You end up paying more to fly frontier by the time you are done paying for the extras. I prefer the one stop shop. Convenient and no drama."

Pros: "0"
Cons: "We were part of the week when Frontier had a horrendous problem with on-schedule flights. We were two hours late for a 2.5 hour flight. At the gate, attendants were very poor at communicating. Couldn't hear them on the PA. Several people asked me "do you know what zone they are currenly loading?". They board weirdly - instead of back to front. When we got on (seated near the very rear) there were people seated everywhere. Slowed down loading, which slowed down departure. (2.5 hours late) Rows too close together, absolutely no leg room. Seats are the bare minimum - wouldn't recommend a long flight. Not sure I will fly with Frontier again. Will have to pony up the dollars for a better airline."

Pros: "The announcement (although I didn't take them up on it) to offer two domestic round trips if I'd sign up for one of their Mastercards. It's probably not a bad deal for someone who likes to have lots of credit cards and doesn't mind annual fees, I'm just not one of those people."
Cons: "My inability to access their e-mail offers to set things up ahead of time and at lower costs than paying them at the airport check-in, above and beyond the baggage charges themselves (Seventy bucks), especially for my carry on ... COME ON! I've become used to Southwest's far more enlightened policies, which I obviously prefer. Since it also has flights between Seattle and Denver, I'll look much more closely at staying with them the next time I make this trip."

Cons: "I am never flying Frontier Airlines again. Hidden fees everywhere that make the price much, much less of a deal than it looked when I did the price comparisons against some legitimate airlines. Frontier charged for carry-on bags, tried to charge for seat assignments (all of the available seats & not just the desired ones), charged for every beverage including sodas. Frankly I was surprised they didn't charge for water! Seats didn't recline at all & were like sitting on a metal folding chair for 5 hours. Food tray was about 3 inches wide, could barely put a plastic cup on it let alone a laptop or anything like that. Deceptive pricing combined with crappy accommodations - a combination I will avoid next time."

Pros: "Left late but made up some of the time. Staff were nice."
Cons: "Left late, then sat on the tarmac for almost 30 mins to take off. Cramped again and not happy about the extra fees (see above)."

Cons: "Behind, plane troubles, and very uncomfortable seats. Not worth the money"

Pros: "The crew was professional and curtious."
Cons: "If you're going to charge people for things like carry on, and seat assignment there's no chance you'll ever be my go-to airline again. If you are going to charge that much, at least give me a free cookie, include a tv on back of my seat. Most of all, give the the option to recline my seat!"

Pros: "The price was good."
Cons: "But not that good."

Pros: "I like that it is inexpensive because I would not be able to fly otherwise."
Cons: "I've ridden Frontier several times but never have I ridden on a flight that doesn't even let you put your seat back. For a 4 hour red-eye, this was a huge disappointment."

Pros: "Ending."
Cons: "First time flying Frontier. Great advertised rate round trip Sea to Denver $140 vs next best AK at $170. Receive email to pick seat, Suprise... They cost $9-36 each way, no mention of free seats if you just show up and go open seating. also Suprise# 2 carrying are $40 each way. I choose $18 seats and had a carry on so total trip ended up being $140 + $126 in a frontier gotcha money an increase in fare of almost double. I did find out about the seat chafe scam before checking in and asked to just go open seat.....uhh no. So how much would the Alaska Air trip have been....$170 plus $0 for assigned seat and $0 for carry on so $170. So fool me once shame on you, fool me twice shame on me.... Their will not be a twice and I suggest Kayak add some notes to fares to avoid future bilking by Frontier."

Pros: "charge for carry on, no let room"

Pros: "The attendants were friendly, and I sat next to a great gal."
Cons: "The small trays were ridiculous. No beverages and having to ask for a free water seemed below average for airline amenities. We sat on the runway for 45 minutes "waiting for the processing papers." Still made it on time, but it was not a good way to start."

Cons: "All Frontier flights were cancelled for 2 days straight, therefore I had to book with another airline."

Pros: "The crew was cheerful and sympathetic."
Cons: "We were delayed for four hours due to mechanical issues. The plane left the gate and returned twice before we were told there would be a three-hour for maintenance on the avionics, I believe. After sitting on the plane for an hour already going nowhere it was a relief to get off."

Cons: "Finding that getting a seat costs extra"

Pros: "It was an easy board at DIA from the check in to landing. Lines moved fast and it was a surprisingly easy process compared to some times I've flown."
Cons: "It's still every nickle they can get out of you, buying the ticket is expensive and then paying for the bags and the seat is a little overkill. Now you can't even get a sprite for free on the flight and the new seats on the planes are the worst things, just prepare to be uncomfortable."

Pros: "Leg room was great! Comfortable enough to extend your legs and enjoy the ride!"
Cons: "Bought the ticket at a reasonable price, but the add-on costs make the ticket disappointing! Clever marketing! Charging for carry-on just seems inverted to the idea of handling your own bag!? Frontier doesn't pay anyone and uses the passenger to make money! Usery?"

Pros: "I loved the price, service, and overall experience of the flight."

Pros: "Watch these deals on Frontier, they sell the tickets low and charge for everything from seat selection to carry on bags which are $40 at ticket counter!"

Cons: "My mother did not get one of her bag back when we arrived in Seattle"

Cons: "Uncomfortable seating"

Pros: "They took my bags"
Cons: "They lost my skis It took 30+ minutes for anything to disembark. They loaded another plane before moving any of our luggage to the"

Pros: "crew was nice"
Cons: "my bike and my girlfriend's bikes as well as the vast majority of our luggage were lost in transit and we are currently stuck in loreto mexico waiting to locate our things. hopefully this can be resolved quickly as it is becoming very costly and interrupting our travel plans."

Pros: "Overall, the flight was fine, but..."
Cons: "...I still can't believe we need to charge $2.00 for a can of soda. The airline is still making plenty, and this just makes me feel dirty. And thirsty. But not so thirsty it outweighs the dirty."

Pros: "Rude crew, terrible seating and a horrible experience all around"

Cons: "The seats on their new planes are terribly uncomfortable- they don't recline, the tray tables are tiny, there's no entertainment. We waited on the Denver tarmac for 2 hours. They don't have any free snacks or coffee, and my bag did not make it with me back to Seattle. Because of the additional fees for baggage and seats coupled with discomfort and charge for beverages and snacks, and my delayed back my "great deal" on Frontier wasn't so great."

Pros: "I didn't like anything about this flight. They nickel and dime you at every turn. There was no leg room even though I paid more for my seat."

Pros: "If you like being nickeled and dimed for every little thing and being herded like cattle make sure to fly frontier soon because with the complete lack of customer service they should be going out of business any day now. Worst airline ever! And I've flown China Eastern Air."

Pros: "I got to my destination in one piece and on time."
Cons: "Frontier's new seats have minimal padding, don't recline, and have pull down boards that are too small to fit anything more than your cell phone. Additionally, they charge $40 for carry-on baggage. There are no free snacks (or even water). The spacing between the seats is so small that I (5'11" man) had my knees jammed into the seat in front of me. The seats are also narrower than standard airplane seats as well. Also, be sure you're there more than 45 minutes before your flight, or you are S.O.L for checking any baggage or even checking in if you haven't managed to do so beforehand online (which is difficult, since the website has malfunctioned more often than not)."

Cons: "It wasn't clear that the normal carry on size has to be paid for, but the "allowable size" is a purse."

Pros: "Easy boarding. large overhead space for carry on."
Cons: "Charges for carry on and luggage were very high. I will take this into account before I fly on Frontier again."

Pros: "The crew were friendly and helpful"
Cons: "(a) Disorganized boarding and departure process led to delay (b) Being nickled and dimed for too many things I didn't want to pay for (like my carry on) (c) No wifi (something I would actually like to pay for) (d) really uncomfortable plane. Even the $30 premium seats are terrible and don't recline. If I had known about carry on and seat assignment fees I would have just flown on a different airline because there would have been no difference in price."

Pros: "On the flight home there was a very friendly flight attendant."
Cons: "They charge you 35-45 dollars for a carry on!!!!! Charge if you choose your own seat and charge for all food and drink. The most uncomfortable seats and flight attendants are kinda bossy and not too friendly."

Pros: "very nice stewardesses."
Cons: "20 minutes late in leaving."

Cons: "More crying kids"

Pros: "The crew did a good job considering the difficult policies that frontier forces them to adhere to."
Cons: "Where to begin... There was an endless amount of hidden fees and tricks to scam you. The check in process tries to trick you into paying for your seat after you already bought the ticket. It is very unclear that you don't have to do this. Also you have to pay $30 minimum for a CARRY ON BAG! This is even more if you wait to do it until you get to the airport or have an overweight bag. Checked bags are hugely expensive as well. Water is the only thing you can get for free and that is probably only because theu can't legally charge you for it. Honestly, fly any another airline if at all possible."

Pros: "Check in and boarding went smoothly."
Cons: "Frontier charges for carry-on, seat selection and all drinks and snacks, their seats don't recline and they have no in-flight entertainment."

Pros: "To begin with, the charges for carry on baggage, soda, or a small snack was surprising. My flight with frontier vs another airline only saved me about $10-15 dollar. Frontier certainly made me feel silly for trying to save $10 by charging for everything! Also, the women announcing the boardin order did not enunciate their words clearly so most of us passengers were clueless as to what was being said. After boarding, the flight attendants spent much of their time in the galley loudly discussing their disgust with the customers on the flight. I was not comfortable asking for any assistance as I felt they may also start discussing me. The pilot was good and navigated us through choppy weather with ease."

Cons: "It seemed like a reasonably priced flight, then you charged $40 for a carry-on bag! And you don't even get non alcoholic beverages as part of your price, that's crazy! I will not be traveling on Frontier again!!"

Pros: "Crew was good and friendly and pilots did a good job flying the plane and communicating with the passengers"
Cons: "The seats back of the first three rows were terrible, more like non reclining jump seats with little room and a mini tray table fit for the overpriced but miniature size snacks and beverages served."

Pros: "The man next to me was quiet. The flight was on time and we were on schedule."
Cons: "They charge for carry on?! And they didn't tell me until long after booking my flight, and checking into your seat had a fee as well. And then your seat doesn't recline?! And no tray table? That's a joke. Stewardess weren't overly friendly and then a can of soda costs $2?!?! Soon as I got to my seat it was covered in gross crumbs and I sat in something sticky. The floors were covered in gross things too and there was some type of vomit remenants on the mess back pocket in front of me. Incredibly gross, waste of my money, never using Frontier again."

Cons: "Crowded seats. Small table. No leg room. Limited refreshments."

Pros: "Nothing"
Cons: "Everything about this flight was completely awful. The 1st of many horrible things was that they forced me to pay an additional $60 at the gate because my personal item was a couple inches outside of regulations! It fit easily under my seat and it was never a problem with every other flight I have ever flown with. They let many other people by with larger personal items but for some reason singled me out to be charged and they were extremely rude about the fact too almost gloating they were completely awful. Then it just kept going downhill from there. Their seats were so incredibly uncomfortable they are basically a plastic chair with unbelievably thin cushioning. They charge for everything except water, they have no in flight entertainment (no magazines, t.v.s, nothing), and their entire staff was not friendly. They are an awful airline to fly with and that will be the last time I ever fly with frontier. I usually fly with delta and united and they are so much better. I think frontier's business motto is: "Lets trick them into trying us with cheap fares and then slap on hidden charges and provide awful customer service." They were so awful and definitely take advantage of their customers."

Pros: "The flight was well timed"
Cons: "The baggage fees were ridiculous the seats were not clean the staff were too busy gossiping than tending to passengers and as pregnant women I find it unreasonable not to have any complementary snacks I was starving my entire flight and refuse to pay for a few pretzels after paying so much for baggage"

Pros: "Staff on the ground and in the air was very friendly."
Cons: "I paid $35 per seat for extra legroom but the front row passengers directly ahead of us used the source under their seats preventing stowage of my own bags there. Also, those seats reclined where ours did not virtually eliminating any value of the $70 total I spent for the comfort and convenience of the extra space."

Read more about Alaska Airlines

Book cheap flights from Idaho to Washington

Recent round-trip flight deals

12/24
Thu
nonstop
Alaska Airlines
2h 05m
BOI - SEA
12/24
Thu
nonstop
Alaska Airlines
1h 25m
SEA - BOI
12/30
Wed
nonstop
Delta
1h 20m
GEG - SEA
1/6
Wed
nonstop
Delta
1h 07m
SEA - GEG
12/23
Wed
nonstop
Alaska Airlines
2h 05m
BOI - SEA
12/23
Wed
nonstop
Alaska Airlines
1h 26m
SEA - BOI
1/9
Sat
nonstop
Alaska Airlines
1h 17m
BOI - GEG
1/16
Sat
nonstop
Alaska Airlines
1h 13m
GEG - BOI
1/9
Sat
nonstop
Multiple Airlines
1h 17m
BOI - GEG
1/13
Wed
1 stop
Multiple Airlines
3h 53m
GEG - BOI
1/9
Sat
1 stop
Delta
7h 26m
BOI - GEG
1/13
Wed
1 stop
Delta
7h 18m
GEG - BOI
12/20
Sun
nonstop
Delta
1h 17m
GEG - SEA
12/25
Fri
nonstop
Delta
1h 08m
SEA - GEG
12/19
Sat
nonstop
Alaska Airlines
1h 44m
BOI - SEA
12/24
Thu
nonstop
Alaska Airlines
1h 28m
SEA - BOI
1/5
Tue
nonstop
Alaska Airlines
1h 35m
BOI - SEA
1/5
Tue
1 stop
Alaska Airlines
5h 40m
SEA - BOI
12/30
Wed
1 stop
Delta
3h 41m
BOI - GEG
1/2
Sat
1 stop
Delta
5h 15m
GEG - BOI
5/28
Fri
nonstop
Multiple Airlines
1h 42m
GEG - SEA
5/31
Mon
nonstop
Multiple Airlines
0h 55m
SEA - GEG
12/24
Thu
nonstop
Alaska Airlines
1h 44m
BOI - SEA
12/26
Sat
nonstop
Alaska Airlines
1h 26m
SEA - BOI
12/30
Wed
nonstop
Alaska Airlines
1h 44m
BOI - SEA
1/6
Wed
1 stop
Alaska Airlines
5h 40m
SEA - BOI
12/14
Mon
1 stop
Multiple Airlines
4h 14m
BOI - GEG
12/21
Mon
nonstop
Multiple Airlines
1h 14m
GEG - BOI
12/20
Sun
1 stop
Delta
3h 41m
BOI - GEG
12/24
Thu
1 stop
Delta
3h 45m
GEG - BOI
12/16
Wed
nonstop
Delta
1h 38m
BOI - SEA
12/17
Thu
nonstop
Delta
1h 24m
SEA - BOI
12/20
Sun
nonstop
Multiple Airlines
1h 18m
BOI - GEG
12/24
Thu
1 stop
Multiple Airlines
5h 38m
GEG - BOI
12/20
Sun
1 stop
Multiple Airlines
27h 40m
BOI - SEA
12/25
Fri
1 stop
Multiple Airlines
19h 18m
SEA - BOI
1/9
Sat
1 stop
United Airlines
9h 34m
BOI - GEG
1/16
Sat
2 stops
United Airlines
20h 27m
GEG - BOI
1/9
Sat
1 stop
United Airlines
10h 18m
GEG - SEA
1/21
Thu
2 stops
United Airlines
19h 34m
SEA - GEG
Show more results

Recent one-way flight deals

1/2
Sat
nonstop
Alaska Airlines
2h 05m
BOI - SEA
12/28
Mon
nonstop
Alaska Airlines
1h 20m
GEG - SEA
1/24
Sun
1 stop
Multiple Airlines
8h 22m
BOI - SEA
1/28
Thu
1 stop
Multiple Airlines
8h 22m
BOI - SEA
12/13
Sun
nonstop
Delta
1h 38m
BOI - SEA
12/20
Sun
nonstop
Delta
1h 17m
GEG - SEA
1/18
Mon
nonstop
Alaska Airlines
1h 17m
BOI - GEG
12/23
Wed
1 stop
Delta
5h 41m
BOI - GEG
12/10
Thu
1 stop
Multiple Airlines
13h 00m
BOI - SEA
12/20
Sun
3 stops
Multiple Airlines
24h 04m
GEG - SEA
1/25
Mon
1 stop
Multiple Airlines
27h 26m
BOI - SEA
1/8
Fri
1 stop
Multiple Airlines
24h 33m
IDA - SEA
1/23
Sat
1 stop
Alaska Airlines
6h 17m
BOI - SEA
1/22
Fri
nonstop
Alaska Airlines
1h 14m
BOI - GEG
12/27
Sun
nonstop
Alaska Airlines
2h 05m
BOI - SEA
12/23
Wed
1 stop
Delta
3h 41m
BOI - GEG
12/27
Sun
nonstop
Delta
1h 20m
GEG - SEA
12/20
Sun
1 stop
Frontier
12h 55m
GEG - SEA
12/20
Sun
1 stop
Frontier
12h 55m
GEG - SEA
1/18
Mon
2 stops
United Airlines
29h 03m
BOI - GEG
Show more results
-
1
  • Round-trip
  • One-way
  • Multi-city
  • Trip Builder
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First