Cheap flights from Chicago O'Hare Intl Airport to Boise from $91

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 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Hawaiian Airlines Logo
3:54 pm - 10:40 pm
ORD
-
BOI
7h 46m
1 stop
Hawaiian Airlines Logo
8:28 pm - 6:39 am
BOI
-
ORD
9h 11m
1 stop
$195Hawaiian Airlines
Mon, Mar 9 - Wed, Mar 18
Alaska Airlines Logo
3:54 pm - 11:59 pm
ORD
-
BOI
9h 05m
1 stop
Alaska Airlines Logo
4:15 pm - 11:59 pm
BOI
-
ORD
6h 44m
1 stop
$200Alaska Airlines
Mon, Mar 9 - Wed, Mar 18
Hawaiian Airlines Logo
3:54 pm - 11:59 pm
ORD
-
BOI
9h 05m
1 stop
Hawaiian Airlines Logo
4:15 pm - 11:59 pm
BOI
-
ORD
6h 44m
1 stop
$208Hawaiian Airlines
Mon, Mar 9 - Wed, Mar 18
Alaska Airlines Logo
8:50 am - 9:26 pm
ORD
-
BOI
13h 36m
1 stop
Alaska Airlines Logo
2:57 pm - 11:59 pm
BOI
-
ORD
8h 02m
1 stop
$229Alaska Airlines
Wed, Apr 22 - Tue, Apr 28
Frontier Logo
3:29 pm - 11:08 am
ORD
-
BOI
20h 39m
1 stop
Frontier Logo
12:03 pm - 1:19 pm
BOI
-
ORD
24h 16m
1 stop
$236Frontier
Wed, Apr 8 - Sun, Apr 12
Alaska Airlines Logo
4:10 pm - 11:47 pm
ORD
-
BOI
8h 37m
1 stop
Alaska Airlines Logo
8:28 pm - 6:39 am
BOI
-
ORD
9h 11m
1 stop
$249Alaska Airlines
Tue, Mar 24 - Mon, Mar 30
Frontier Logo
4:29 pm - 11:11 am
ORD
-
BOI
19h 42m
2 stops
Frontier Logo
12:38 pm - 11:14 pm
BOI
-
ORD
9h 36m
1 stop
$255Frontier
Sat, Feb 21 - Thu, Feb 26
American Airlines Logo
1:20 pm - 11:41 pm
ORD
-
BOI
11h 21m
1 stop
American Airlines Logo
1:29 pm - 6:16 pm
BOI
-
ORD
3h 47mnonstop
$258American Airlines
Sat, May 2 - Tue, May 5
Multiple Airlines Logo
3:07 pm - 11:30 pm
ORD
-
BOI
9h 23m
1 stop
Multiple Airlines Logo
12:38 pm - 11:14 pm
BOI
-
ORD
9h 36m
1 stop
$264Multiple Airlines
Sat, Feb 21 - Thu, Feb 26
Delta Logo
8:55 am - 2:05 pm
ORD
-
BOI
6h 10m
1 stop
Delta Logo
10:25 am - 6:05 pm
BOI
-
ORD
6h 40m
1 stop
$269Delta
Wed, Mar 18 - Wed, Mar 25

Frontier flights from Chicago O'Hare Intl Airport to Boise

Our best Frontier deals on Chicago O'Hare Intl Airport to Boise flight tickets
Frontier
Apr 8
ORD3:29 pmChicago O'Hare Intl
20h 39m
1 stop
BOI11:08 amBoise Air Term. Gowen Fld
Apr 12
BOI12:03 pmBoise Air Term. Gowen Fld
24h 16m
1 stop
ORD1:19 pmChicago O'Hare Intl
$236
Frontier
Feb 21
ORD4:29 pmChicago O'Hare Intl
19h 42m
2 stops
BOI11:11 amBoise Air Term. Gowen Fld
Feb 26
BOI12:38 pmBoise Air Term. Gowen Fld
9h 36m
1 stop
ORD11:14 pmChicago O'Hare Intl
$255
Frontier
Feb 14
ORD4:29 pmChicago O'Hare Intl
19h 42m
2 stops
BOI11:11 amBoise Air Term. Gowen Fld
Feb 19
BOI12:36 pmBoise Air Term. Gowen Fld
22h 22m
1 stop
ORD11:58 amChicago O'Hare Intl
$289

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
Mar 12
ORD2:35 pmChicago O'Hare Intl
8h 24m
1 stop
BOI9:59 pmBoise Air Term. Gowen Fld
Mar 18
BOI7:47 amBoise Air Term. Gowen Fld
3h 45m
ORD12:32 pmChicago O'Hare Intl
$280
United Airlines
Mar 14
ORD7:40 pmChicago O'Hare Intl
4h 16m
BOI10:56 pmBoise Air Term. Gowen Fld
Mar 18
BOI7:47 amBoise Air Term. Gowen Fld
3h 45m
ORD12:32 pmChicago O'Hare Intl
$290
United Airlines
Feb 17
ORD9:15 amChicago O'Hare Intl
4h 18m
BOI12:33 pmBoise Air Term. Gowen Fld
Feb 21
BOI12:16 pmBoise Air Term. Gowen Fld
3h 37m
ORD4:53 pmChicago O'Hare Intl
$309

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 February 3, 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

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 3/9

3:54 pm-10:40 pm

1 stop7h 46m

Boise Air Term. Gowen Fld

Wed 3/18

8:28 pm-6:39 am

1 stop9h 11m

$195

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 3/9

3:54 pm-11:59 pm

1 stop9h 05m

Boise Air Term. Gowen Fld

Wed 3/18

4:15 pm-11:59 pm

1 stop6h 44m

$200

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Mon 3/9

3:54 pm-11:59 pm

1 stop9h 05m

Boise Air Term. Gowen Fld

Wed 3/18

4:15 pm-11:59 pm

1 stop6h 44m

$208

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 4/22

8:50 am-9:26 pm

1 stop13h 36m

Boise Air Term. Gowen Fld

Tue 4/28

2:57 pm-11:59 pm

1 stop8h 02m

$229

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 4/8

3:29 pm-11:08 am

1 stop20h 39m

Boise Air Term. Gowen Fld

Sun 4/12

12:03 pm-1:19 pm

1 stop24h 16m

$236

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 3/24

4:10 pm-11:47 pm

1 stop8h 37m

Boise Air Term. Gowen Fld

Mon 3/30

8:28 pm-6:39 am

1 stop9h 11m

$249

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 2/21

4:29 pm-11:11 am

2 stops19h 42m

Boise Air Term. Gowen Fld

Thu 2/26

12:38 pm-11:14 pm

1 stop9h 36m

$255

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 5/2

1:20 pm-11:41 pm

1 stop11h 21m

Boise Air Term. Gowen Fld

Tue 5/5

1:29 pm-6:16 pm

Nonstop3h 47m

$258

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 2/21

3:07 pm-11:30 pm

1 stop9h 23m

Boise Air Term. Gowen Fld

Thu 2/26

12:38 pm-11:14 pm

1 stop9h 36m

$264

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Wed 3/18

8:55 am-2:05 pm

1 stop6h 10m

Boise Air Term. Gowen Fld

Wed 3/25

10:25 am-6:05 pm

1 stop6h 40m

$269

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 cheapest month to fly to Boise?

The month of May is, on average, the cheapest month to fly to Boise from Chicago O'Hare Intl Airport, with most prices found around $296. If you aren’t able to travel during the month of May, then book flights to Boise from Chicago O'Hare Intl Airport during April instead. Flights to Boise in April, while not as cheap as those in May, still average around $313.

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 $355. 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 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 $506 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 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 $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 O'Hare Intl Airport for as low as $241 on momondo.

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

There are 3 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to Boise flights?

No. A direct flight is the cheapest option for a flight between Chicago O'Hare Intl Airport to Boise.

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

As of February 2026, prices for Chicago O'Hare Intl Airport to Boise flights are approximately 28% cheaper 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

$254

Fastest flight time

3h 53m

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 $254. The best round-trip flight deal from Chicago O'Hare Intl Airport to Boise found on momondo in the last 72 hours is $309.
The fastest flight from Chicago O'Hare Intl Airport to Boise takes 3h 53m
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).
  • 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 53m.

  • 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
DeltaPriceFrom $174Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $237Free CancellationRating
7.2
11,217 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,236 reviews
Search United 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 13 flights/week on average for this route. A good United Airlines flight deal for Chicago O'Hare Intl Airport to Boise starts from $248 round-trip, up to an average price of $439. Our users have rated United Airlines at 7.4/10.

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

    American Airlines (7.2/10 from 11,216 reviews) operates around 6 flights from Chicago O'Hare Intl Airport to Boise in any given week. The average American Airlines airfare for this route is around $368, with deals from around $237 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
McCall
Caldwell
Ontario
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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1 adult
Thu 3/5
Thu 3/12

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