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Cheap flights from Chicago to Boise from $74

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 9/30. 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

Delta Logo
7:30 am - 4:26 pmORD-BOI
9h 56m1 stop
Delta Logo
2:00 pm - 11:44 pmBOI-ORD
8h 44m1 stop
$157Delta
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Tue, Mar 3 - Wed, Mar 4
Southwest Logo
5:25 am - 2:05 pmMDW-BOI
9h 40m1 stop
Southwest Logo
5:00 am - 11:45 amBOI-MDW
5h 45m1 stop
$160Southwest
Find Deal
Wed, Nov 12 - Sat, Nov 15
American Airlines Logo
9:45 am - 12:40 pmORD-BOI
3h 55mnonstop
American Airlines Logo
1:20 pm - 5:55 pmBOI-ORD
3h 35mnonstop
$163American Airlines
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Thu, Feb 26 - Tue, Mar 3
Delta Logo
7:10 am - 3:40 pmORD-BOI
9h 30m1 stop
Delta Logo
5:25 am - 1:30 pmBOI-ORD
7h 05m1 stop
$167Delta
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Wed, Oct 1 - Tue, Oct 7
Southwest Logo
5:25 am - 11:10 amMDW-BOI
6h 45m1 stop
Southwest Logo
5:00 am - 4:30 pmBOI-MDW
10h 30m2 stops
$171Southwest
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Wed, Nov 12 - Sat, Nov 15
Alaska Airlines Logo
7:45 am - 4:20 pmORD-BOI
9h 35m1 stop
Alaska Airlines Logo
6:00 am - 1:04 pmBOI-ORD
6h 04m1 stop
$178Alaska Airlines
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Tue, Mar 3 - Wed, Mar 4
United Airlines Logo
4:05 pm - 6:47 pmORD-BOI
3h 42mnonstop
United Airlines Logo
3:10 pm - 7:40 pmBOI-ORD
3h 30mnonstop
$179United Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
United Airlines Logo
4:17 pm - 11:28 pmORD-BOI
8h 11m1 stop
United Airlines Logo
12:35 pm - 5:10 pmBOI-ORD
3h 35mnonstop
$201United Airlines
Find Deal
Wed, Nov 12 - Sat, Nov 15
American Airlines Logo
9:56 am - 12:46 pmORD-BOI
3h 50mnonstop
American Airlines Logo
1:40 pm - 6:27 pmBOI-ORD
3h 47mnonstop
$207American Airlines
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Sat, Nov 1 - Sat, Nov 8
Alaska Airlines Logo
8:20 am - 11:22 pmORD-BOI
16h 02m1 stop
Alaska Airlines Logo
7:13 am - 11:59 pmBOI-ORD
15h 46m1 stop
$214Alaska Airlines
Find Deal
Tue, Oct 14 - Sat, Oct 18

Southwest flights from Chicago to Boise

Our best Southwest deals on Chicago to Boise flight tickets
Southwest
Nov 12
MDW5:25 amChicago Midway
9h 40m
1 stop
BOI2:05 pmBoise Air Term. Gowen Fld
Nov 15
BOI5:00 amBoise Air Term. Gowen Fld
5h 45m
1 stop
MDW11:45 amChicago Midway
$160
Find similar
Southwest
Nov 12
MDW5:25 amChicago Midway
6h 45m
1 stop
BOI11:10 amBoise Air Term. Gowen Fld
Nov 15
BOI5:00 amBoise Air Term. Gowen Fld
10h 30m
2 stops
MDW4:30 pmChicago Midway
$171
Find similar
Southwest
Oct 25
ORD7:00 amChicago O'Hare Intl
8h 05m
1 stop
BOI2:05 pmBoise Air Term. Gowen Fld
Oct 29
BOI4:15 pmBoise Air Term. Gowen Fld
5h 50m
1 stop
ORD11:05 pmChicago O'Hare Intl
$180
Find similar

Delta flights from Chicago to Boise

Our best Delta deals on Chicago to Boise flight tickets
Delta
Mar 3
ORD7:30 amChicago O'Hare Intl
9h 56m
1 stop
BOI4:26 pmBoise Air Term. Gowen Fld
Mar 4
BOI2:00 pmBoise Air Term. Gowen Fld
8h 44m
1 stop
ORD11:44 pmChicago O'Hare Intl
$157
Find similar
Delta
Oct 1
ORD7:10 amChicago O'Hare Intl
9h 30m
1 stop
BOI3:40 pmBoise Air Term. Gowen Fld
Oct 7
BOI5:25 amBoise Air Term. Gowen Fld
7h 05m
1 stop
ORD1:30 pmChicago O'Hare Intl
$167
Find similar
Delta
Nov 12
ORD8:50 amChicago O'Hare Intl
6h 14m
1 stop
BOI2:04 pmBoise Air Term. Gowen Fld
Nov 15
BOI11:13 amBoise Air Term. Gowen Fld
9h 23m
2 stops
ORD9:36 pmChicago O'Hare Intl
$172
Find similar

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 September 11, 2025.
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

Tue 3/3

7:30 am-4:26 pm

1 stop9h 56m

Boise Air Term. Gowen Fld

Wed 3/4

2:00 pm-11:44 pm

1 stop8h 44m

$157

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Wed 11/12

5:25 am-2:05 pm

1 stop9h 40m

Boise Air Term. Gowen Fld

Sat 11/15

5:00 am-11:45 am

1 stop5h 45m

$160

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Thu 2/26

9:45 am-12:40 pm

Nonstop3h 55m

Boise Air Term. Gowen Fld

Tue 3/3

1:20 pm-5:55 pm

Nonstop3h 35m

$163

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 10/1

7:10 am-3:40 pm

1 stop9h 30m

Boise Air Term. Gowen Fld

Tue 10/7

5:25 am-1:30 pm

1 stop7h 05m

$167

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Wed 11/12

5:25 am-11:10 am

1 stop6h 45m

Boise Air Term. Gowen Fld

Sat 11/15

5:00 am-4:30 pm

2 stops10h 30m

$171

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 3/3

7:45 am-4:20 pm

1 stop9h 35m

Boise Air Term. Gowen Fld

Wed 3/4

6:00 am-1:04 pm

1 stop6h 04m

$178

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Fri 10/3

4:05 pm-6:47 pm

Nonstop3h 42m

Boise Air Term. Gowen Fld

Sun 10/5

3:10 pm-7:40 pm

Nonstop3h 30m

$179

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 11/12

4:17 pm-11:28 pm

1 stop8h 11m

Boise Air Term. Gowen Fld

Sat 11/15

12:35 pm-5:10 pm

Nonstop3h 35m

$201

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 11/1

9:56 am-12:46 pm

Nonstop3h 50m

Boise Air Term. Gowen Fld

Sat 11/8

1:40 pm-6:27 pm

Nonstop3h 47m

$207

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 10/14

8:20 am-11:22 pm

1 stop16h 02m

Boise Air Term. Gowen Fld

Sat 10/18

7:13 am-11:59 pm

1 stop15h 46m

$214

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 $322. If you aren’t able to travel during the month of September, then book flights to Boise from Chicago during August instead. Flights to Boise in August, while not as cheap as those in September, still average around $358.

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 $386. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $515. 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 $297. In the evening is when there is more demand to fly to Boise, so prices are often more expensive at around $606 per ticket.

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

Fly from Chicago O'Hare Intl 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 $392 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 $254 on momondo.

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

There are 4 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 September 2025, prices for Chicago to Boise flights are approximately 36% cheaper 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

$147

Fastest flight time

3h 42m

Direct flights

Every day

Airports in Boise

1 airport
The best one-way flight to Boise from Chicago in the past 72 hours is $147. The best round-trip flight deal from Chicago to Boise found on momondo in the last 72 hours is $295.
The fastest flight from Chicago to Boise takes 3h 42m
Direct flights go from Chicago to Boise every day.
There is 1 airport near Boise: 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 42m.

  • 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
7,960 reviews
Search Delta flights
Alaska AirlinesPriceFrom $204Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $237Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $254Free CancellationRating
8.0
4,248 reviews
Search Southwest flights
United AirlinesPriceFrom $265Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

  • Southwest Flights From Chicago to Boise

    The lowest priced Southwest flight from Chicago to Boise from the last 72 hours was $254. Generally, Southwest has 3 flights on this route every week with an average price of $348. Southwest is rated 8.0/10 by our users.

  • United Airlines Flights From Chicago to Boise

    $265 is the best United Airlines flight deal from Chicago to Boise found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $458, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 8,937 user reviews) flies into Boise from Chicago 16 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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