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Cheap flights from Chicago O'Hare Intl Airport to Boise from $136

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 O'Hare Intl Airport to Boise departing on 8/12. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:35 am - 2:31 pm
ORD
-
BOI
3h 56mnonstop
American Airlines Logo
3:21 pm - 8:16 pm
BOI
-
ORD
3h 55mnonstop
$335American Airlines
Tue, Sep 22 - Tue, Sep 29
American Airlines Logo
11:32 am - 2:22 pm
ORD
-
BOI
3h 50mnonstop
American Airlines Logo
2:58 pm - 7:49 pm
BOI
-
ORD
3h 51mnonstop
$336American Airlines
Sat, Aug 1 - Sat, Aug 8
Frontier Logo
2:41 pm - 12:29 pm
ORD
-
BOI
22h 48m
1 stop
Frontier Logo
12:59 pm - 9:35 pm
BOI
-
ORD
7h 36m
1 stop
$338Frontier
Mon, Aug 31 - Thu, Sep 10
United Airlines Logo
2:35 pm - 9:24 pm
ORD
-
BOI
7h 49m
1 stop
United Airlines Logo
12:28 pm - 5:05 pm
BOI
-
ORD
3h 37mnonstop
$340United Airlines
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
9:57 pm - 12:29 pm
ORD
-
BOI
15h 32m
1 stop
Multiple Airlines Logo
4:27 pm - 11:59 pm
BOI
-
ORD
6h 32m
1 stop
$342Multiple Airlines
Sat, Jul 18 - Fri, Jul 24
Alaska Airlines Logo
8:02 am - 2:07 pm
ORD
-
BOI
7h 05m
1 stop
Alaska Airlines Logo
7:48 pm - 6:20 am
BOI
-
ORD
9h 32m
1 stop
$344Alaska Airlines
Tue, Aug 11 - Mon, Aug 24
Alaska Airlines Logo
6:01 am - 2:02 pm
ORD
-
BOI
9h 01m
1 stop
Alaska Airlines Logo
4:20 pm - 11:59 pm
BOI
-
ORD
6h 39m
1 stop
$345Alaska Airlines
Sat, Aug 29 - Tue, Sep 1
Frontier Logo
2:41 pm - 11:29 am
ORD
-
BOI
21h 48m
1 stop
Frontier Logo
12:59 pm - 9:35 pm
BOI
-
ORD
7h 36m
1 stop
$346Frontier
Wed, Sep 2 - Thu, Sep 10
Multiple Airlines Logo
9:57 pm - 12:29 pm
ORD
-
BOI
15h 32m
1 stop
Multiple Airlines Logo
7:20 am - 7:21 pm
BOI
-
ORD
11h 01m
1 stop
$349Multiple Airlines
Mon, Aug 17 - Sat, Aug 22
Delta Logo
7:48 am - 12:14 pm
ORD
-
BOI
5h 26m
1 stop
Delta Logo
6:00 am - 11:59 am
BOI
-
ORD
4h 59m
1 stop
$350Delta
Sat, Aug 29 - Sun, Sep 6

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United Airlines flights from Chicago O'Hare Intl Airport to Boise

Our best United Airlines deals on Chicago O'Hare Intl Airport to Boise flight tickets
United Airlines
Jul 4
ORD8:40 amChicago O'Hare Intl
3h 52m
BOI11:32 amBoise Air Term. Gowen Fld
Jul 7
BOI10:35 amBoise Air Term. Gowen Fld
10h 03m
1 stop
ORD9:38 pmChicago O'Hare Intl
$384
United Airlines
Aug 8
ORD8:40 amChicago O'Hare Intl
3h 52m
BOI11:32 amBoise Air Term. Gowen Fld
Aug 14
BOI12:24 pmBoise Air Term. Gowen Fld
3h 39m
ORD5:03 pmChicago O'Hare Intl
$394
United Airlines
Jul 4
ORD7:45 pmChicago O'Hare Intl
4h 11m
BOI10:56 pmBoise Air Term. Gowen Fld
Jul 10
BOI12:34 pmBoise Air Term. Gowen Fld
3h 31m
ORD5:05 pmChicago O'Hare Intl
$412

American Airlines flights from Chicago O'Hare Intl Airport to Boise

Our best American Airlines deals on Chicago O'Hare Intl Airport to Boise flight tickets
American Airlines
Sep 22
ORD11:35 amChicago O'Hare Intl
3h 56m
BOI2:31 pmBoise Air Term. Gowen Fld
Sep 29
BOI3:21 pmBoise Air Term. Gowen Fld
3h 55m
ORD8:16 pmChicago O'Hare Intl
$335
American Airlines
Aug 1
ORD11:32 amChicago O'Hare Intl
3h 50m
BOI2:22 pmBoise Air Term. Gowen Fld
Aug 8
BOI2:58 pmBoise Air Term. Gowen Fld
3h 51m
ORD7:49 pmChicago O'Hare Intl
$336
American Airlines
Jul 31
ORD11:30 amChicago O'Hare Intl
3h 50m
BOI2:20 pmBoise Air Term. Gowen Fld
Aug 8
BOI2:58 pmBoise Air Term. Gowen Fld
3h 51m
ORD7:49 pmChicago O'Hare Intl
$365

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 June 23, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 9/22

11:35 am-2:31 pm

Nonstop3h 56m

Boise Air Term. Gowen Fld

Tue 9/29

3:21 pm-8:16 pm

Nonstop3h 55m

$335
Quickest round-trip

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 8/1

11:32 am-2:22 pm

Nonstop3h 50m

Boise Air Term. Gowen Fld

Sat 8/8

2:58 pm-7:49 pm

Nonstop3h 51m

$336

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 8/31

2:41 pm-12:29 pm

1 stop22h 48m

Boise Air Term. Gowen Fld

Thu 9/10

12:59 pm-9:35 pm

1 stop7h 36m

$338

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 9/5

2:35 pm-9:24 pm

1 stop7h 49m

Boise Air Term. Gowen Fld

Sat 9/12

12:28 pm-5:05 pm

Nonstop3h 37m

$340

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 7/18

9:57 pm-12:29 pm

1 stop15h 32m

Boise Air Term. Gowen Fld

Fri 7/24

4:27 pm-11:59 pm

1 stop6h 32m

$342

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 8/11

8:02 am-2:07 pm

1 stop7h 05m

Boise Air Term. Gowen Fld

Mon 8/24

7:48 pm-6:20 am

1 stop9h 32m

$344

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 8/29

6:01 am-2:02 pm

1 stop9h 01m

Boise Air Term. Gowen Fld

Tue 9/1

4:20 pm-11:59 pm

1 stop6h 39m

$345

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 9/2

2:41 pm-11:29 am

1 stop21h 48m

Boise Air Term. Gowen Fld

Thu 9/10

12:59 pm-9:35 pm

1 stop7h 36m

$346

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 8/17

9:57 pm-12:29 pm

1 stop15h 32m

Boise Air Term. Gowen Fld

Sat 8/22

7:20 am-7:21 pm

1 stop11h 01m

$349

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 8/29

7:48 am-12:14 pm

1 stop5h 26m

Boise Air Term. Gowen Fld

Sun 9/6

6:00 am-11:59 am

1 stop4h 59m

$350

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 O'Hare Intl Airport 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 typical price of a round-trip flight between Chicago O'Hare Intl Airport and Boise?

What is the cheapest month to fly to Boise?

The month of April is, on average, the cheapest month to fly to Boise from Chicago O'Hare Intl Airport, with most prices found around $329. If you aren’t able to travel during the month of April, then book flights to Boise from Chicago O'Hare Intl Airport during August instead. Flights to Boise in August, while not as cheap as those in April, still average around $345.

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 $362. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $571. 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 O'Hare Intl Airport 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 $560 per ticket.

What is the cheapest Chicago O'Hare Intl to Boise Air Term. Gowen Fld flight route?

Fly from Chicago O'Hare Intl to Boise Air Term. Gowen Fld for the best Chicago O'Hare Intl - Boise Air Term. Gowen Fld flight prices

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Boise?

You are more likely to see cheaper flights to Boise from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $447 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Chicago O'Hare Intl Airport for as low as $320 on momondo.

What cabin class options are available on Chicago O'Hare Intl Airport to Boise flights?

There are 3 cabin classes available to choose from on Chicago O'Hare Intl Airport to Boise flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago O'Hare Intl Airport to Boise flight prices changed over time?

As of June 2026, prices for Chicago O'Hare Intl Airport to Boise flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Boise

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

Cheap Chicago O'Hare Intl Airport to Boise (ORD to BOI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Boise

Best Price Found

$246

Fastest flight time

3h 46m

Direct flights

Every day

Airports in Boise

1 airport
The best one-way flight to Boise from Chicago O'Hare Intl Airport in the past 72 hours is $246. The best round-trip flight deal from Chicago O'Hare Intl Airport to Boise found on momondo in the last 72 hours is $370.
The fastest flight from Chicago O'Hare Intl Airport to Boise takes 3h 46m
Direct flights go from Chicago O'Hare Intl Airport to Boise every day.
There is 1 airport in Boise. From Chicago O'Hare Intl Airport there are direct flights to Boise Air Term. Gowen Fld (BOI).
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to Boise

  • How far is Chicago O'Hare Intl to Boise Air Term. Gowen Fld by plane?

    There are 1431.2 mi between Chicago O'Hare Intl and Boise Air Term. Gowen Fld. A reasonable flight in good conditions will take 3h 46m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Boise Air Term. Gowen Fld Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Boise Air Term. Gowen Fld Airport.

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

    The required travel and health documents for your Boise Air Term. Gowen Fld Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Chicago O'Hare Intl Airport to Boise?

  • What is the most popular airline from Chicago O'Hare Intl Airport to Boise?

Best airlines flying from Chicago O'Hare Intl Airport to Boise

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Boise with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $263Free CancellationRating
7.4
9,875 reviews
Search United Airlines flights
DeltaPriceFrom $268Free CancellationRating
7.8
8,424 reviews
Search Delta flights
American AirlinesPriceFrom $279Free CancellationRating
7.1
11,745 reviews
Search American Airlines flights

  • United Airlines Flights From Chicago O'Hare Intl Airport to Boise

    United Airlines is one of the most popular airlines flying from Chicago O'Hare Intl Airport to Boise, operating 10 flights/week on average for this route. A good United Airlines flight deal for Chicago O'Hare Intl Airport to Boise starts from $263 round-trip, up to an average price of $450. Our users have rated United Airlines at 7.4/10.

  • American Airlines Flights From Chicago O'Hare Intl Airport to Boise

    American Airlines (7.1/10 from 11,745 reviews) operates around 7 flights from Chicago O'Hare Intl Airport to Boise in any given week. The average American Airlines airfare for this route is around $394, with deals from around $279 rare but found on momondo. Referenced prices are for round-trip Chicago O'Hare Intl Airport to Boise flight searches in the last 72 hours.

Traveling to a place near Boise?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Boise from Chicago.

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

Yes. momondo allows you to filter the results for Chicago to Boise flights to just show those with flexible booking policies.

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

Once all potential Chicago to Boise flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Boise, momondo offers a useful price alert feature which will track prices for flights to Boise from Chicago and alert you when they change.

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