BOI - SFO

$82 Find Cheap Flights from Boise to San Francisco - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boise to San Francisco departing on 9/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$198
Typical prices: $177-$367
Frontier
Sun 9/13Sun 9/20
BOI - SFO • 2 stops
Cheapest non-stop
$198
Typical prices: $177-$367
Alaska Airlines
Tue 9/8Thu 9/10
BOI - SFO • Non-stop
Nonstop flights
You can fly direct with Alaska Airlines and United Airlines. Average duration is 1h 59m
Direct flights
Direct flights
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+1
Direct flights
Direct flights
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When to book
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 58% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 32% price drop
Most popular
Good to know
Good to know
+1
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Good to know
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We hope you love your trip to San Francisco!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Boise to San Francisco (BOI-SFO)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boise to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boise to San Francisco

Sun, Sep 13 - Sun, Sep 20
Frontier Logo
2:50 pm - 1:43 pm
BOI
-
SFO
23h 53m
2 stops
Frontier Logo
8:24 pm - 1:55 pm
SFO
-
BOI
16h 31m
1 stop
$198Frontier
Tue, Sep 8 - Thu, Sep 10
Alaska Airlines Logo
10:14 am - 11:10 am
BOI
-
SFO
1h 56mnonstop
Alaska Airlines Logo
7:46 pm - 10:27 pm
SFO
-
BOI
1h 41mnonstop
$198Alaska Airlines
Sat, Aug 29 - Sun, Aug 30
Alaska Airlines Logo
7:05 am - 10:59 am
BOI
-
SFO
4h 54m
1 stop
Alaska Airlines Logo
3:51 pm - 11:00 pm
SFO
-
BOI
6h 09m
1 stop
$198Alaska Airlines
Fri, Sep 11 - Sun, Sep 13
Alaska Airlines Logo
4:20 pm - 10:45 pm
BOI
-
SFO
7h 25m
1 stop
Alaska Airlines Logo
6:00 am - 12:35 pm
SFO
-
BOI
5h 35m
1 stop
$200Alaska Airlines
Sat, Sep 19 - Sat, Sep 19
United Airlines Logo
6:15 am - 7:18 am
BOI
-
SFO
2h 03mnonstop
United Airlines Logo
6:37 pm - 9:31 pm
SFO
-
BOI
1h 54mnonstop
$202United Airlines
Wed, Sep 9 - Thu, Sep 10
United Airlines Logo
7:05 pm - 7:58 pm
BOI
-
SFO
1h 53mnonstop
United Airlines Logo
12:45 pm - 3:31 pm
SFO
-
BOI
1h 46mnonstop
$202United Airlines
Sat, Aug 29 - Sat, Sep 5
Delta Logo
6:00 am - 8:50 am
BOI
-
SFO
3h 50m
1 stop
Delta Logo
5:06 pm - 10:46 pm
SFO
-
BOI
4h 40m
1 stop
$207Delta
Wed, Sep 2 - Wed, Sep 9
United Airlines Logo
6:15 am - 7:18 am
BOI
-
SFO
2h 03mnonstop
United Airlines Logo
6:37 pm - 9:31 pm
SFO
-
BOI
1h 54mnonstop
$207United Airlines
Wed, Sep 9 - Fri, Sep 11
Southwest Logo
3:30 pm - 9:10 pm
BOI
-
SFO
6h 40m
1 stop
Southwest Logo
3:20 pm - 10:40 pm
SFO
-
BOI
6h 20m
1 stop
$212Southwest
Sat, Aug 29 - Sun, Aug 30
Southwest Logo
3:10 pm - 6:20 pm
BOI
-
SFO
4h 10m
1 stop
Southwest Logo
5:40 am - 11:50 am
SFO
-
BOI
5h 10m
1 stop
$212Southwest
Booking Insights

KAYAK's insights & trends for Boise to San Francisco flights

Get data-powered insights and trends into flights from Boise to San Francisco to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Boise to San Francisco?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Boise to San Francisco departing in August.

Flight prices are typical for this route right now.

Flights to San Francisco from Boise usually cost between $198 and $315 in August.
The lowest price found in the past 5 days was $198 on Alaska Airlines (Aug 29-Aug 30).

What’s the cheapest day of the week to fly from Boise to San Francisco?

The average price of all round-trip flights from Boise to San Francisco clicked on KAYAK for each day over the last 12 months.

When flying from Boise to San Francisco, you should consider leaving on a Thursday and avoid Sundays if you are looking for the best rates. For your return to Boise, you’ll find the best rates on Saturdays and the most expensive ones on Mondays.

What is the cheapest month to fly from Boise to San Francisco?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Boise to San Francisco, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Boise to San Francisco is October, where tickets cost $195 (return) on average. On the other hand, the most expensive months are March and February, where the average cost of round-trip tickets is $338 and $327 respectively.

How far in advance should I book a flight from Boise to San Francisco?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Boise to San Francisco, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Boise to San Francisco, you should book around 4 weeks before departure, which saves you about 58% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Expert advice

Expert advice for your flight from Boise to San Francisco

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Qatar Airways and United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Good to know

Low season

December

Cheapest flight

$82
Best time to beat the crowds but there is an average 4% increase in price.
Most popular time to fly and prices are also 2% lower on average.
Flight from Boise to San Francisco

When to book flights from Boise to San Francisco

Are your dates flexible? Find out the best times to travel from Boise to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Boise to San Francisco

  • Where can I park my car at the Boise Airport?

    Your most affordable option for parking your car at BOI is in the Economy Lots. From these lots, you can catch a free shuttle to the terminals. If you check the Boise Airport website parking page, you can find up to the minute information on how many spots are available in each lot.

  • Does the Boise Airport have any animal relief stations?

    Yes. You can bring your service animal or pet to the mini dog park situated outside the Boise Airport, top the right of the terminal building when you are facing the entrance doors. If your four-legged companion needs to go potty once you are already at the gate waiting for your plane, you can use the animal relief area located airside, a little bit past the security checkpoint.

  • How can I get to BOI from downtown Boise?

    At the bus stop at the intersection of S. Capitol Blvd. and W. River St. in downtown Boise, you can catch a Bus #4 or a Bus #3 that will take you to the Boise Airport. The #4 ride takes approximately 20 minutes and the #3 ride takes roughly 10 minutes. You can also take a taxi to BOI. A taxi ride from Boise to BOI takes approximately 8min.

  • Does the San Francisco Airport have a military lounge?

    Yes. Active duty members of the US military and their families who would like to reboot or refresh before heading into San Francisco can use this USO free of charge. Located in the SFO Harvey Milk Terminal, this military lounge is open every day from 7 am to 4 pm. Amenities include a comfortable TV lounge, snack packs to go, device charging ports, flight information, and more.

  • What is the cheapest flight from Boise to San Francisco?

    In the last 5 days, the lowest price for a flight from Boise to San Francisco was $82 for a one-way ticket and $198 for a round-trip.

  • Do I need a passport to fly between Boise and San Francisco?

    A passport is not required to fly from Boise to San Francisco.

  • Which airports will I be using when flying from Boise to San Francisco?

    When flying out of Boise you will be using Boise Air Term. Gowen Fld. You will be landing at San Francisco, also known as San Francisco.

  • Which airlines offer Wi-Fi service onboard planes from Boise to San Francisco?

    Alaska Airlines, American Airlines, JetBlue, and Delta offer inflight Wi-Fi service on the Boise to San Francisco flight route.

  • Which aircraft models fly most regularly from Boise to San Francisco?

    The Embraer 175 (Enhanced Winglets) is the aircraft model that flies most regularly on the Boise to San Francisco flight route.

  • Which airline alliances offer flights from Boise to San Francisco?

    oneworld, and Star Alliance are the airline alliances operating flights between Boise and San Francisco, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from Boise to San Francisco?

    There are nonstop flights from Boise to San Francisco on a daily basis.

  • Which is the best airline for flights from Boise to San Francisco, Alaska Airlines or Hawaiian Airlines?

    The two airlines most popular with KAYAK users for flights from Boise to San Francisco are Alaska Airlines and Hawaiian Airlines. With an average price for the route of $301 and an overall rating of 7.9, Alaska Airlines is the most popular choice. Hawaiian Airlines is also a great choice for the route, with an average price of $166 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Boise to San Francisco?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boise to San Francisco.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boise to San Francisco?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Boise is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boise to San Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Boise with another airline. Booking your flights between Boise and SFO can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boise to San Francisco?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Boise up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Boise to San Francisco

  • Looking for a cheap flight? 25% of our users found flights on this route for $256 or less one-way and $367 or less round-trip.
  • The Boise International Airport - Boise Air Terminal Gowen Field (BOI) is the biggest and busiest airport in the state of Idaho. A hub for Alaska Airlines, the San Francisco International Airport (SFO) is the second busiest airport in California, after LAX.
  • Airlines such as Southwest, Alaska, Delta, United, or American offer one-stop flights from BOI to SFO. Layover cities include Las Vegas, Seattle, Denver, San Diego, Los Angeles, Phoenix, Portland, and Salt Lake City. Alaska also offers flights with two stops.
  • While you are waiting for your flight to San Francisco at BOI, consider strolling through the Art Source Gallery. At this retail art outlet on the second floor of Gowen Field, you can browse and even purchase paintings, sculpture, pottery, jewelry, and glass art created by artists from Idaho.
  • If you need to find accommodation at the airport, consider staying at the Grand Hyatt at the San Francisco International Airport hotel. You can reach this convenient and comfortable accommodation from any terminal at SFO by way of the free AirTrain.
  • If you have reserved a rental vehicle from SFO, you can take the AirTrain Blue Line to the Rental Car Center. The AirTrain runs 24/7 from any terminal throughout SFO. Rental car agencies at the San Francisco Airport include Avis, Enterprise, Thrifty, Budget, Hertz, and more.

Prefer to fly direct from Boise to San Francisco?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Boise Air Term. Gowen Fld to San Francisco.
Find which airlines fly direct from Boise Air Term. Gowen Fld Airport to San Francisco Airport, which days they fly and book direct flights.

Direct departures

Boise Air Term. Gowen Fld to San Francisco

Monday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Tuesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Wednesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Thursday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Friday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Saturday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Sunday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

See more direct flights

Direct returns

San Francisco to Boise Air Term. Gowen Fld

Monday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Tuesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Wednesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Thursday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Friday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Saturday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Sunday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

See more direct flights

Everything you need to know for your flight from Boise to San Francisco

Information on your arrival and departure airports