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Cheap flights from Chicago to Boise from $92

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Boise departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Chicago to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:51 am - 11:51 am
ORD
-
BOI
25h 00m
2 stops
Frontier Logo
12:38 pm - 11:14 pm
BOI
-
ORD
9h 36m
1 stop
$223Frontier
Wed, Feb 18 - Thu, Mar 5
Alaska Airlines Logo
7:00 am - 2:58 pm
ORD
-
BOI
8h 58m
1 stop
Alaska Airlines Logo
5:40 am - 1:11 pm
BOI
-
ORD
6h 31m
1 stop
$229Alaska Airlines
Wed, Feb 25 - Wed, Mar 4
Multiple Airlines Logo
8:20 am - 11:30 pm
ORD
-
BOI
16h 10m
1 stop
Multiple Airlines Logo
12:36 pm - 11:14 pm
BOI
-
ORD
9h 38m
1 stop
$230Multiple Airlines
Tue, Feb 17 - Thu, Feb 19
Multiple Airlines Logo
6:00 am - 4:47 pm
ORD
-
BOI
11h 47m
1 stop
Multiple Airlines Logo
12:38 pm - 11:14 pm
BOI
-
ORD
9h 36m
1 stop
$232Multiple Airlines
Mon, Mar 2 - Thu, Mar 5
American Airlines Logo
9:55 am - 12:38 pm
ORD
-
BOI
3h 43mnonstop
American Airlines Logo
1:29 pm - 6:03 pm
BOI
-
ORD
3h 34mnonstop
$249American Airlines
Sat, May 2 - Tue, May 5
United Airlines Logo
8:40 am - 11:49 am
ORD
-
BOI
4h 09mnonstop
United Airlines Logo
2:37 pm - 10:58 pm
BOI
-
ORD
7h 21m
1 stop
$259United Airlines
Sat, Apr 18 - Sat, Apr 25
Delta Logo
1:49 pm - 8:55 pm
MDW
-
BOI
8h 06m
1 stop
Delta Logo
5:20 am - 1:05 pm
BOI
-
MDW
6h 45m
1 stop
$269Delta
Wed, Feb 18 - Thu, Mar 5
Delta Logo
1:49 pm - 8:55 pm
MDW
-
BOI
8h 06m
1 stop
Delta Logo
6:35 pm - 9:54 am
BOI
-
MDW
14h 19m
2 stops
$274Delta
Wed, Feb 18 - Mon, Mar 2
Southwest Logo
1:10 pm - 3:45 pm
MDW
-
BOI
3h 35mnonstop
Southwest Logo
7:10 am - 11:30 am
BOI
-
MDW
3h 20mnonstop
$275Southwest
Wed, Jun 17 - Tue, Jun 23
Southwest Logo
5:30 am - 10:05 am
MDW
-
BOI
5h 35m
1 stop
Southwest Logo
7:10 am - 11:30 am
BOI
-
MDW
3h 20mnonstop
$285Southwest
Wed, Jun 17 - Tue, Jun 23

Delta flights from Chicago to Boise

Our best Delta deals on Chicago to Boise flight tickets
Delta
Feb 18
MDW1:49 pmChicago Midway
8h 06m
1 stop
BOI8:55 pmBoise Air Term. Gowen Fld
Mar 5
BOI5:20 amBoise Air Term. Gowen Fld
6h 45m
1 stop
MDW1:05 pmChicago Midway
$269
Delta
Feb 18
MDW1:49 pmChicago Midway
8h 06m
1 stop
BOI8:55 pmBoise Air Term. Gowen Fld
Mar 2
BOI6:35 pmBoise Air Term. Gowen Fld
14h 19m
2 stops
MDW9:54 amChicago Midway
$274
Delta
Feb 19
ORD2:20 pmChicago O'Hare Intl
6h 55m
1 stop
BOI8:15 pmBoise Air Term. Gowen Fld
Feb 23
BOI1:51 pmBoise Air Term. Gowen Fld
9h 01m
1 stop
ORD11:52 pmChicago O'Hare Intl
$289

Alaska Airlines flights from Chicago to Boise

Our best Alaska Airlines deals on Chicago to Boise flight tickets
Alaska Airlines
Feb 25
ORD7:00 amChicago O'Hare Intl
8h 58m
1 stop
BOI2:58 pmBoise Air Term. Gowen Fld
Mar 4
BOI5:40 amBoise Air Term. Gowen Fld
6h 31m
1 stop
ORD1:11 pmChicago O'Hare Intl
$229
Alaska Airlines
Mar 12
ORD3:54 pmChicago O'Hare Intl
9h 05m
1 stop
BOI11:59 pmBoise Air Term. Gowen Fld
Mar 16
BOI8:20 pmBoise Air Term. Gowen Fld
15h 51m
1 stop
ORD1:11 pmChicago O'Hare Intl
$271
Alaska Airlines
May 2
ORD2:13 pmChicago O'Hare Intl
9h 49m
2 stops
BOI11:02 pmBoise Air Term. Gowen Fld
May 5
BOI6:00 amBoise Air Term. Gowen Fld
9h 56m
1 stop
ORD4:56 pmChicago O'Hare Intl
$281

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Boise that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Chicago to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 2/18

11:51 am-11:51 am

2 stops25h 00m

Boise Air Term. Gowen Fld

Thu 3/5

12:38 pm-11:14 pm

1 stop9h 36m

$223

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 2/25

7:00 am-2:58 pm

1 stop8h 58m

Boise Air Term. Gowen Fld

Wed 3/4

5:40 am-1:11 pm

1 stop6h 31m

$229

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 2/17

8:20 am-11:30 pm

1 stop16h 10m

Boise Air Term. Gowen Fld

Thu 2/19

12:36 pm-11:14 pm

1 stop9h 38m

$230

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 3/2

6:00 am-4:47 pm

1 stop11h 47m

Boise Air Term. Gowen Fld

Thu 3/5

12:38 pm-11:14 pm

1 stop9h 36m

$232

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 5/2

9:55 am-12:38 pm

Nonstop3h 43m

Boise Air Term. Gowen Fld

Tue 5/5

1:29 pm-6:03 pm

Nonstop3h 34m

$249

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 4/18

8:40 am-11:49 am

Nonstop4h 09m

Boise Air Term. Gowen Fld

Sat 4/25

2:37 pm-10:58 pm

1 stop7h 21m

$259

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Wed 2/18

1:49 pm-8:55 pm

1 stop8h 06m

Boise Air Term. Gowen Fld

Thu 3/5

5:20 am-1:05 pm

1 stop6h 45m

$269

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Wed 2/18

1:49 pm-8:55 pm

1 stop8h 06m

Boise Air Term. Gowen Fld

Mon 3/2

6:35 pm-9:54 am

2 stops14h 19m

$274

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Wed 6/17

1:10 pm-3:45 pm

Nonstop3h 35m

Boise Air Term. Gowen Fld

Tue 6/23

7:10 am-11:30 am

Nonstop3h 20m

$275

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Wed 6/17

5:30 am-10:05 am

1 stop5h 35m

Boise Air Term. Gowen Fld

Tue 6/23

7:10 am-11:30 am

Nonstop3h 20m

$285

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boise from

How to get the cheapest flight ticket from Chicago to Boise

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boise?

The month of September is, on average, the cheapest month to fly to Boise from Chicago, with most prices found around $295. If you aren’t able to travel during the month of September, then book flights to Boise from Chicago during October instead. Flights to Boise in October, while not as cheap as those in September, still average around $299.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Wednesday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $359. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $479. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest Chicago to Boise flights are usually those with departure times at noon. Our users have found flights to Boise at noon for as low as $357. In the evening is when there is more demand to fly to Boise, so prices are often more expensive at around $529 per ticket.

What is the cheapest Chicago to Boise Air Term. Gowen Fld flight route?

Fly from Chicago Midway to Boise Air Term. Gowen Fld for the best Chicago - Boise Air Term. Gowen Fld flight prices

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

You are more likely to see cheaper flights to Boise from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $403 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Chicago for as low as $241 on momondo.

What cabin class options are available on Chicago to Boise Air Term. Gowen Fld flights?

There are 3 cabin classes available to choose from on Chicago to Boise Air Term. Gowen Fld flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Boise flights?

No. A direct flight is the cheapest option for a flight between Chicago to Boise.

How have Chicago to Boise flight prices changed over time?

As of January 2026, prices for Chicago to Boise flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Boise

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Boise according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Boise (CHI to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Boise

Best Price Found

$254

Fastest flight time

3h 35m

Direct flights

Every day

Airports in Boise

1 airport
The best one-way flight to Boise from Chicago in the past 72 hours is $254. The best round-trip flight deal from Chicago to Boise found on momondo in the last 72 hours is $326.
The fastest flight from Chicago to Boise takes 3h 35m
Direct flights go from Chicago to Boise every day.
There is 1 airport in Boise. From Chicago there are direct flights to Boise Air Term. Gowen Fld (BOI).
Search flight deals

  • How far is Chicago to Boise Air Term. Gowen Fld by plane?

    Chicago and Boise Air Term. Gowen Fld are 1446.8 mi apart from one another. In terms of flight time, this usually takes a little over 3h 35m.

  • When did momondo last update prices for flights from Chicago to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Chicago to Boise Air Term. Gowen Fld Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Chicago to Boise Air Term. Gowen Fld Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents you'll need for your trip to Boise Air Term. Gowen Fld Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Boise?

  • What is the most popular airline from Chicago to Boise?

Best airlines flying from Chicago to Boise

Compare and see reviews for airlines that fly from Chicago to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $174Free CancellationRating
7.9
8,128 reviews
Search Delta flights
American AirlinesPriceFrom $237Free CancellationRating
7.2
11,205 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
SouthwestPriceFrom $254Free CancellationRating
8.0
4,267 reviews
Search Southwest flights

  • United Airlines Flights From Chicago to Boise

    The lowest priced United Airlines flight from Chicago to Boise from the last 72 hours was $248. Generally, United Airlines has 12 flights on this route every week with an average price of $439. United Airlines is rated 7.4/10 by our users.

  • American Airlines Flights From Chicago to Boise

    $237 is the best American Airlines flight deal from Chicago to Boise found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $370, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 11,205 user reviews) flies into Boise from Chicago 3 times in an average week so prices can vary.

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Boise?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Boise. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to Boise with flexible booking policies on momondo?

momondo does allow users to show only those flights to Boise from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Boise?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boise from Chicago.

I’m not ready to book a flight from Chicago to Boise right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to Boise now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Boise and let you know when they change.

An easier way to manage your Boise trip

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