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Cheap flights from Chicago O'Hare Intl Airport to Idaho 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 O'Hare Intl Airport to Idaho departing on 5/9. 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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0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 12:35 pm
ORD
-
BOI
7h 35m
1 stop
Multiple Airlines Logo
1:22 pm - 8:37 pm
BOI
-
ORD
6h 15m
1 stop
$288Multiple Airlines
Sat, May 9 - Sun, May 10
Multiple Airlines Logo
6:00 am - 12:35 pm
ORD
-
BOI
7h 35m
1 stop
Multiple Airlines Logo
1:22 pm - 8:37 pm
BOI
-
ORD
6h 15m
1 stop
$293Multiple Airlines
Tue, May 5 - Tue, May 12
Alaska Airlines Logo
6:00 am - 12:35 pm
ORD
-
BOI
7h 35m
1 stop
Alaska Airlines Logo
7:43 am - 7:03 pm
BOI
-
ORD
10h 20m
1 stop
$295Alaska Airlines
Tue, May 5 - Sat, May 9
Alaska Airlines Logo
2:10 pm - 9:45 pm
ORD
-
GEG
9h 35m
1 stop
Alaska Airlines Logo
7:01 am - 6:50 pm
GEG
-
ORD
9h 49m
1 stop
$295Alaska Airlines
Thu, May 28 - Sat, May 30
American Airlines Logo
10:30 am - 12:32 pm
ORD
-
GEG
4h 02mnonstop
American Airlines Logo
1:22 pm - 7:19 pm
GEG
-
ORD
3h 57mnonstop
$297American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
10:30 am - 12:32 pm
ORD
-
GEG
4h 02mnonstop
American Airlines Logo
1:22 pm - 7:19 pm
GEG
-
ORD
3h 57mnonstop
$306American Airlines
Sat, May 2 - Tue, May 5
Delta Logo
7:45 am - 12:25 pm
ORD
-
WYS
5h 40m
1 stop
Delta Logo
1:10 pm - 9:50 pm
WYS
-
ORD
7h 40m
1 stop
$324Delta
Wed, May 27 - Wed, Jun 3
United Airlines Logo
5:00 am - 9:46 am
ORD
-
JAC
5h 46m
1 stop
United Airlines Logo
7:30 am - 11:40 am
JAC
-
ORD
3h 10mnonstop
$329United Airlines
Tue, May 26 - Tue, Jun 2
Delta Logo
7:45 am - 2:41 pm
ORD
-
IDA
7h 56m
1 stop
Delta Logo
11:28 am - 6:57 pm
IDA
-
ORD
6h 29m
1 stop
$329Delta
Thu, Jul 9 - Mon, Jul 13
United Airlines Logo
4:30 pm - 6:52 pm
ORD
-
JAC
3h 22mnonstop
United Airlines Logo
4:25 pm - 10:41 pm
JAC
-
ORD
5h 16m
1 stop
$352United Airlines
Mon, Sep 14 - Fri, Sep 18

Frontier flights from Chicago O'Hare Intl Airport to Idaho

Our best Frontier deals on Chicago O'Hare Intl Airport to Idaho 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
$263
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
$292
Frontier
May 11
ORD9:42 pmChicago O'Hare Intl
15h 45m
1 stop
BOI12:27 pmBoise Air Term. Gowen Fld
May 14
BOI1:22 pmBoise Air Term. Gowen Fld
6h 15m
1 stop
ORD8:37 pmChicago O'Hare Intl
$317

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

Our best United Airlines deals on Chicago O'Hare Intl Airport to Idaho flight tickets
United Airlines
May 2
ORD8:40 amChicago O'Hare Intl
4h 09m
BOI11:49 amBoise Air Term. Gowen Fld
May 5
BOI5:27 pmBoise Air Term. Gowen Fld
6h 31m
1 stop
ORD12:58 amChicago O'Hare Intl
$325
United Airlines
May 26
ORD5:00 amChicago O'Hare Intl
5h 46m
1 stop
JAC9:46 amJackson Hole
Jun 2
JAC7:30 amJackson Hole
3h 10m
ORD11:40 amChicago O'Hare Intl
$329
United Airlines
Jun 3
ORD5:00 amChicago O'Hare Intl
5h 45m
1 stop
BOI9:45 amBoise Air Term. Gowen Fld
Jun 10
BOI12:38 pmBoise Air Term. Gowen Fld
3h 34m
ORD5:12 pmChicago O'Hare Intl
$349

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Idaho 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 April 2, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Sat 5/9

6:00 am-12:35 pm

1 stop7h 35m

Boise Air Term. Gowen Fld

Sun 5/10

1:22 pm-8:37 pm

1 stop6h 15m

$288

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 5/5

6:00 am-12:35 pm

1 stop7h 35m

Boise Air Term. Gowen Fld

Tue 5/12

1:22 pm-8:37 pm

1 stop6h 15m

$293

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 5/5

6:00 am-12:35 pm

1 stop7h 35m

Boise Air Term. Gowen Fld

Sat 5/9

7:43 am-7:03 pm

1 stop10h 20m

$295

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Thu 5/28

2:10 pm-9:45 pm

1 stop9h 35m

Spokane

Sat 5/30

7:01 am-6:50 pm

1 stop9h 49m

$295
Quickest round-trip

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Tue 4/28

10:30 am-12:32 pm

Nonstop4h 02m

Spokane

Tue 5/5

1:22 pm-7:19 pm

Nonstop3h 57m

$297

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Sat 5/2

10:30 am-12:32 pm

Nonstop4h 02m

Spokane

Tue 5/5

1:22 pm-7:19 pm

Nonstop3h 57m

$306

ChicagoWest Yellowstone

ORD - WYS

ORDWYS

Chicago O'Hare Intl

Wed 5/27

7:45 am-12:25 pm

1 stop5h 40m

West Yellowstone

Wed 6/3

1:10 pm-9:50 pm

1 stop7h 40m

$324

ChicagoJackson

ORD - JAC

ORDJAC

Chicago O'Hare Intl

Tue 5/26

5:00 am-9:46 am

1 stop5h 46m

Jackson Hole

Tue 6/2

7:30 am-11:40 am

Nonstop3h 10m

$329

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 7/9

7:45 am-2:41 pm

1 stop7h 56m

Idaho Falls Fanning Field

Mon 7/13

11:28 am-6:57 pm

1 stop6h 29m

$329

ChicagoJackson

ORD - JAC

ORDJAC

Chicago O'Hare Intl

Mon 9/14

4:30 pm-6:52 pm

Nonstop3h 22m

Jackson Hole

Fri 9/18

4:25 pm-10:41 pm

1 stop5h 16m

$352

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 Idaho from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Idaho

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 Idaho?

In general, May is the cheapest month to fly from Chicago O'Hare Intl Airport to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you don’t want to visit Idaho in May, then you should wait until April to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of $317.

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

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $362. On the other hand, Sunday is the most expensive day to depart from Chicago O'Hare Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $522.

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

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from Chicago O'Hare Intl Airport to Idaho in the morning for as low as $393. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $476 per ticket.

What is the cheapest Chicago O'Hare Intl to Idaho flight route?

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

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

You are more likely to see cheaper flights to Idaho from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $424 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Chicago O'Hare Intl Airport for as low as $249 on momondo.

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

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Idaho 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 Idaho flights?

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

Cheap Chicago O'Hare Intl Airport to Idaho flight deals and tips

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

Best Price Found

$209

Fastest flight time

3h 14m

Direct flights

Every day

Airports in Idaho

27 airports
The best one-way flight to Idaho from Chicago O'Hare Intl Airport in the past 72 hours is $209. The best round-trip flight deal from Chicago O'Hare Intl Airport to Idaho found on momondo in the last 72 hours is $344.
The fastest flight from Chicago O'Hare Intl Airport to Idaho takes 3h 14m
Direct flights go from Chicago O'Hare Intl Airport to Idaho every day.
There are 27 airports in Idaho. From Chicago O'Hare Intl Airport there are direct flights to Idaho Falls Fanning Field (IDA), Jackson Hole (JAC).
Search flight deals

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

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Idaho?

    Prices for flights from Chicago O'Hare Intl Airport to Idaho are updated daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Idaho?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Idaho?

    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 Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The travel and health documents you'll need for your trip to Idaho 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 Idaho. 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 O'Hare Intl Airport to Idaho?

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Idaho with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $174Free CancellationRating
7.9
8,370 reviews
Search Delta flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
9,533 reviews
Search United Airlines flights
American AirlinesPriceFrom $277Free CancellationRating
7.1
11,549 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Idaho from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Chicago and Idaho by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Idaho from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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