BOI - CHI

$89 Find Cheap Flights from Boise to Chicago - Compare and Save

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Everything you should know

Cheapest round-trip
$232
Typical prices: $338-$484
Frontier
Mon 11/5Fri 11/9
BOI - ORD • 1 stop
Cheapest non-stop
$313
Typical prices: $347-$508
American Airlines
Fri 10/5Wed 10/10
BOI - ORD • Non-stop
Nonstop flights
You can fly direct with United Airlines, American Airlines and Southwest. Average duration is 3h 44m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 1% average savings
Most popular
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 15 weeks in advance save around 30% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 10% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $298 (round-trip)
Shortest trip • 5h 44m (one-way)
Insights
Insights
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Expert advice
Flight Deals

Cheap Flights from Boise to Chicago (BOI-CHI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boise to Chicago

Thu, Nov 5 - Mon, Nov 9
Frontier Logo
3:52 pm - 5:13 amBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
12h 21m1 stop Las Vegas Harry Reid Intl
Frontier Logo
7:00 am - 2:57 pmORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
8h 57m1 stop Las Vegas Harry Reid Intl
$232Frontier
Thu, Sep 10 - Wed, Sep 16
Frontier Logo
2:50 pm - 5:38 amBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
13h 48m1 stop Las Vegas Harry Reid Intl
Frontier Logo
1:21 pm - 1:55 pmORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
25h 34m1 stop Las Vegas Harry Reid Intl
$234Frontier
Wed, Sep 16 - Wed, Sep 23
Alaska Airlines Logo
2:16 pm - 11:59 pmBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
8h 43m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:00 am - 12:35 pmORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
7h 35m1 stop Seattle/Tacoma Intl
$293Alaska Airlines
Tue, Sep 22 - Thu, Sep 24
Alaska Airlines Logo
2:16 pm - 11:59 pmBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
8h 43m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:00 am - 12:35 pmORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
7h 35m1 stop Seattle/Tacoma Intl
$293Alaska Airlines
Wed, Sep 16 - Wed, Sep 23
United Airlines Logo
12:28 pm - 5:05 pmBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
3h 37mnonstop
United Airlines Logo
8:40 am - 11:26 amORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
3h 46mnonstop
$313United Airlines
Tue, Nov 10 - Mon, Nov 16
United Airlines Logo
12:31 pm - 5:05 pmBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
3h 34mnonstop
United Airlines Logo
8:40 am - 11:31 amORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
3h 51mnonstop
$313United Airlines
Mon, Oct 5 - Sat, Oct 10
American Airlines Logo
3:24 pm - 8:11 pmBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
3h 47mnonstop
American Airlines Logo
11:35 am - 2:33 pmORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
3h 58mnonstop
$313American Airlines
Mon, Sep 28 - Wed, Sep 30
American Airlines Logo
3:21 pm - 8:16 pmBOI  Boise Air Term. Gowen Fld-ORD Chicago O'Hare Intl
3h 55mnonstop
American Airlines Logo
11:35 am - 2:31 pmORD  Chicago O'Hare Intl-BOI Boise Air Term. Gowen Fld
3h 56mnonstop
$313American Airlines
Tue, Oct 20 - Sat, Oct 24
Southwest Logo
2:25 pm - 10:10 pmBOI  Boise Air Term. Gowen Fld-MDW Chicago Midway
6h 45m1 stop Las Vegas Harry Reid Intl
Southwest Logo
3:05 pm - 9:35 pmMDW  Chicago Midway-BOI Boise Air Term. Gowen Fld
7h 30m1 stop San Diego
$333Southwest
Tue, Nov 10 - Tue, Nov 17
Southwest Logo
2:50 pm - 10:20 pmBOI  Boise Air Term. Gowen Fld-MDW Chicago Midway
6h 30m1 stop Phoenix Sky Harbor Intl
Southwest Logo
10:50 am - 3:10 pmMDW  Chicago Midway-BOI Boise Air Term. Gowen Fld
5h 20m1 stop Denver Intl
$333Southwest
Booking Insights

Price, demand and travel trends for Boise to Chicago flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Boise to Chicago with more confidence.

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

Round-trip flights from Boise to Chicago start at $232. Prices are below average for this route right now, with typical round-trip fares ranging from $338 to $484. The lowest price found in the past 5 days was $232 on Frontier.

What is the cheapest Boise to Chicago flight route?

There's little price difference between Boise to Chicago routes. They average around $405 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Boise to Chicago?

Wednesday is the cheapest day of the week to fly from Boise to Chicago, it is 8% cheaper than the average day. Monday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Boise to Chicago?

  • February and September are the cheapest months to fly from Boise to Chicago at $363 round-trip.
  • March ($474) and April ($457) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 30% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Boise to Chicago the cheapest?

Flights from Boise to Chicago are cheapest 15 weeks before departure. Booking in this window typically costs about 30% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Boise to Chicago

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on American 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.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Key details for Boise to Chicago flights

Low season

February

Cheapest flight

$89
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 4% increase in price.
Flight from Boise to Chicago O'Hare Intl Airport

When to book flights from Boise to Chicago

Are your dates flexible? Find out the best times to travel from Boise to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boise to Chicago flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Are there relaxation amenities at BOI?

    If you wish to relax a little bit before departing from BOI, you can opt to get a massage as you wait. There are massage chairs on the second floor at the Meeter Lobby, at the food court, and across from Gates 10 and 17.

  • Are the nearby hotels at BOI?

    If you want to spend the night close to the airport before your flight the following day, there are hotels near BOI where you can rest. They include the Rodeway Inn Boise Airport, Airport Inn, and the Best Western Vista Inn.

  • Can you rent a car at ORD?

    There are onsite car rental agencies at ORD. They include Routes, Sixt, Budget, Dollar, Alamo, National, and Hertz. The agencies offer a 24h courtesy shuttle service to pick up passengers from the airport's baggage claim.

  • Are there nearby hotels in MDW?

    Suppose you need to rest up once you get to Chicago, there are hotels near MDW where you can check-in. They include the Holiday Inn Express & Suites Chicago Midway Airport, Hampton Inn Chicago Midway Airport, and the Hilton Garden Inn.

  • Which airlines offer extra legroom and free seat selection on Boise to Chicago flights?

    Among airlines operating Boise to Chicago flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Boise to Chicago?

    3 airlines operate flights between Boise and Chicago. The airlines offering nonstop flights on this route include:
    • United Airlines
    • American Airlines
    • Southwest

  • Which airports can I use when flying from Boise to Chicago?

    Flights from Boise to Chicago usually depart from Boise Air Term. Gowen Fld (BOI) and may arrive at several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD).

  • Which airlines include bags at no extra cost on Boise to Chicago flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in Economy Class
    • Southwest: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Boise to Chicago?

    Only Economy Class is available on flights from Boise to Chicago.

  • How much can I save by taking a layover when flying from Boise to Chicago?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $298 round-trip via Phoenix Sky Harbor Intl (PHX), compared to $416 for nonstop.

  • What is the standard checked-bag allowance on flights from Boise to Chicago?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which airports do connecting flights from Boise to Chicago pass through?

    One-stop flights from Boise to Chicago most commonly connect through:

    • Seattle/Tacoma Intl (SEA) - 31% of one-stop connections
    • Denver Intl (DEN) - 24% of one-stop connections
    • Salt Lake City (SLC) - 22% of one-stop connections
    • Minneapolis St Paul (MSP) - 16% of one-stop connections

    Seattle/Tacoma Intl (SEA) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Boise to Chicago?

    Yes. Being flexible with your travel dates can save you up to 18% on the Boise to Chicago route. Wednesday is the cheapest departure day at $371 round-trip on average, while Monday is the most expensive at $452, a difference of $81. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How are flight departures from Boise to Chicago spread across the day?

    Morning is the busiest departure period on Boise to Chicago flights, with 67% of flights leaving in that window. Evening departures account for 33%, afternoon flights for 0%, and night flights for 0%.

  • What popular places can I visit in Chicago?

    Some of the most popular sights in Chicago are Magnificent Mile, Grant Park and River North. These are among the most viewed places in Chicago on KAYAK.

  • How long is a flight from Boise to Chicago?

    A nonstop flight from Boise to Chicago takes 3h 44m, covering 1,448 miles.

  • What are the earliest and latest flights from Boise to Chicago?

    These are the earliest and latest flight times available from Boise to Chicago:

    • Earliest: departs at 6:31 am and lands at 10:15 am
    • Latest: departs at 3:24 pm and lands at 7:08 pm.

    The flight takes about 3h 44m.

  • How expensive are last-minute Boise to Chicago flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 12% above the route average of $402. Book 15 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Boise to Chicago?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Boise to Chicago changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $232 to $1,883. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Boise to Chicago looking right now?

    One-way fares from Boise to Chicago are currently lower than usual. Average one-way flight prices are about $146, which is 37% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Boise to Chicago?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 5h 44m, compared with 5h 48m via Minneapolis St Paul (MSP) and 6h 30m via Phoenix Sky Harbor Intl (PHX).

  • What is the time difference between Boise and Chicago?

    Chicago is 1 hour ahead of Boise (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available in Chicago?

    Since Chicago is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Chicago O'Hare Intl Airport (ORD) — daily rates from around $17:

    · Routes Car & Truck Rentals
    · Europcar
    · Hertz
    · Dollar
    · Ace

    Near Chicago Midway Airport (MDW) — daily rates from around $32:

    · Hertz
    · Dollar
    · Budget
    · Alamo
    · Rent-A-Wreck

    Near Chicago Greater Rockford Airport (RFD) — daily rates from around $30:

    · Alamo
    · Enterprise Rent-A-Car
    · Budget
    · Avis
    · National

  • How much should I expect to pay for a Boise to Chicago flight?

    Round-trip flights from Boise to Chicago range from $338 to $484, with an average of $402 over the past 12 months. Anything below $338 counts as a good deal.

  • Which airlines offer Wi-Fi on Boise to Chicago flights?

    American Airlines is the only airline on the Boise to Chicago route offering in-flight Wi-Fi. Pricing depends on fare class.

Your guide to booking Boise to Chicago flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Monday. On this route, Wednesday flights average $371 - about $81 less than Monday (18% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 15 weeks before you fly. On this route, that window historically saves about 30% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Boise to Chicago trip for February. Fares historically average $363 round-trip in that month - typically $111 less than the most expensive month, which is March (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Phoenix Sky Harbor Intl Airport (PHX) can be cheaper than flying direct. The cheapest layover option averages $298 round-trip on this route - about $117 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Chicago Midway Airport.
    - DoubleTree by Hilton Chicago Midway Airport
    - Holiday Inn Chicago - Midway Airport S by IHG
  • On the day you are traveling from Boise Airport (BOI) to Chicago, aim to be at the airport at least 2 hours before departure so that you have enough time to go through the security checkpoints. You may also have some time to relax and stroll through the airport, enjoying the rotating art exhibits displayed throughout the terminals.
  • If you have heavy luggage with you, you can make use of the Smarte Carte luggage carts located at various points throughout the facility. You will pay a small fee for them, but the convenience of it all will be worth it.
  • There are several modes of public transport to get to the airport. The Valley Ride and Greyhound buses offer regular transport services to BOI. The drop-off point is at the purple curb. If you are going to the airport from a hotel, you can make use of hotel shuttles, some of which are free of charge if they are close enough to the airport. Alternatively, you can hail a taxi from a nearby town to the airport. You should give preference to metered taxis and negotiate the fare before boarding.
  • If you want to relax in a lounge once you land in Chicago, then the Chicago O’Hare Airport (ORD) would be perfect for you. ORD has lounges that you can access by paying at the door or through a membership program. The lounges available in the airport include the American Airlines Admirals Club, Swissport Lounge, United Club, and Delta Sky Club. There is also a USO lounge, which offers free access to active members of the U.S. military and their families.
  • In case you are traveling to Chicago with a baby, the Chicago Midway Airport (MDW) will have your back. The airport has a baby care room with a sink and a washing area where you can breastfeed your baby, at Concourse C. Also, there are changing tables in most washrooms around the airport.

Prefer to fly direct from Boise to Chicago?

 
Find which airlines fly direct from Boise Air Term. Gowen Fld Airport to Chicago, which days they fly and book direct flights.

Direct departures

Boise Air Term. Gowen Fld to Chicago

Monday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Friday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

See more direct flights

Direct returns

Chicago to Boise Air Term. Gowen Fld

Monday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Tuesday

American Airlines,United Airlines

American Airlines,United Airlines

Wednesday

American Airlines,United Airlines

American Airlines,United Airlines

Thursday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Friday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Saturday

American Airlines,United Airlines

American Airlines,United Airlines

Sunday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

See more direct flights

Everything you need to know for your flight from Boise to Chicago

Information on your arrival and departure airports