Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Idaho Falls from $138

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 Falls departing on 4/16. 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.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:50 pm - 3:27 pm
ORD
-
IDA
24h 37m
2 stops
Multiple Airlines Logo
10:21 pm - 6:20 am
IDA
-
ORD
6h 59m
1 stop
$308Multiple Airlines
Thu, Apr 9 - Mon, Apr 13
American Airlines Logo
10:56 am - 1:38 pm
ORD
-
IDA
3h 42mnonstop
American Airlines Logo
12:44 pm - 5:11 pm
IDA
-
ORD
3h 27mnonstop
$314American Airlines
Thu, May 28 - Tue, Jun 2
American Airlines Logo
3:52 pm - 9:19 pm
ORD
-
IDA
6h 27m
1 stop
American Airlines Logo
12:46 pm - 5:11 pm
IDA
-
ORD
3h 25mnonstop
$324American Airlines
Sat, Aug 22 - Sat, Aug 29
United Airlines Logo
5:00 am - 9:50 am
ORD
-
IDA
5h 50m
1 stop
United Airlines Logo
4:10 pm - 12:44 am
IDA
-
ORD
7h 34m
1 stop
$329United Airlines
Thu, May 28 - Tue, Jun 2
American Airlines Logo
5:25 pm - 11:39 pm
ORD
-
IDA
7h 14m
1 stop
American Airlines Logo
7:48 am - 6:00 pm
IDA
-
ORD
9h 12m
1 stop
$340American Airlines
Tue, Apr 28 - Wed, May 6
American Airlines Logo
1:39 pm - 9:22 pm
ORD
-
IDA
8h 43m
1 stop
American Airlines Logo
12:46 pm - 5:11 pm
IDA
-
ORD
3h 25mnonstop
$349American Airlines
Sat, Aug 22 - Sat, Aug 29
United Airlines Logo
7:00 am - 1:32 pm
ORD
-
IDA
7h 32m
1 stop
United Airlines Logo
5:20 pm - 12:30 am
IDA
-
ORD
6h 10m
1 stop
$350United Airlines
Tue, Apr 14 - Tue, Apr 21
Delta Logo
7:15 am - 2:27 pm
ORD
-
IDA
8h 12m
1 stop
Delta Logo
3:04 pm - 9:58 pm
IDA
-
ORD
5h 54m
1 stop
$354Delta
Sat, Jul 11 - Wed, Jul 22
American Airlines Logo
10:56 am - 1:38 pm
ORD
-
IDA
3h 42mnonstop
American Airlines Logo
12:44 pm - 5:11 pm
IDA
-
ORD
3h 27mnonstop
$360American Airlines
Tue, May 26 - Sat, May 30
Multiple Airlines Logo
8:58 pm - 3:27 pm
ORD
-
IDA
19h 29m
1 stop
Multiple Airlines Logo
10:21 pm - 11:27 pm
IDA
-
ORD
24h 06m
2 stops
$364Multiple Airlines
Thu, Apr 23 - Mon, Apr 27

Delta flights from Chicago O'Hare Intl Airport to Idaho Falls

Our best Delta deals on Chicago O'Hare Intl Airport to Idaho Falls flight tickets
Delta
Jul 11
ORD7:15 amChicago O'Hare Intl
8h 12m
1 stop
IDA2:27 pmIdaho Falls Fanning Field
Jul 22
IDA3:04 pmIdaho Falls Fanning Field
5h 54m
1 stop
ORD9:58 pmChicago O'Hare Intl
$354
Delta
Apr 14
ORD7:35 amChicago O'Hare Intl
5h 51m
1 stop
IDA12:26 pmIdaho Falls Fanning Field
Apr 21
IDA5:47 amIdaho Falls Fanning Field
12h 05m
2 stops
ORD6:52 pmChicago O'Hare Intl
$380
Delta
Jul 3
ORD7:15 amChicago O'Hare Intl
8h 12m
1 stop
IDA2:27 pmIdaho Falls Fanning Field
Jul 10
IDA3:04 pmIdaho Falls Fanning Field
5h 54m
1 stop
ORD9:58 pmChicago O'Hare Intl
$390

American Airlines flights from Chicago O'Hare Intl Airport to Idaho Falls

Our best American Airlines deals on Chicago O'Hare Intl Airport to Idaho Falls flight tickets
American Airlines
May 28
ORD10:56 amChicago O'Hare Intl
3h 42m
IDA1:38 pmIdaho Falls Fanning Field
Jun 2
IDA12:44 pmIdaho Falls Fanning Field
3h 27m
ORD5:11 pmChicago O'Hare Intl
$314
American Airlines
Aug 22
ORD3:52 pmChicago O'Hare Intl
6h 27m
1 stop
IDA9:19 pmIdaho Falls Fanning Field
Aug 29
IDA12:46 pmIdaho Falls Fanning Field
3h 25m
ORD5:11 pmChicago O'Hare Intl
$324
American Airlines
Apr 28
ORD5:25 pmChicago O'Hare Intl
7h 14m
1 stop
IDA11:39 pmIdaho Falls Fanning Field
May 6
IDA7:48 amIdaho Falls Fanning Field
9h 12m
1 stop
ORD6:00 pmChicago O'Hare Intl
$340

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Idaho Falls 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 March 19, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 4/9

3:50 pm-3:27 pm

2 stops24h 37m

Idaho Falls Fanning Field

Mon 4/13

10:21 pm-6:20 am

1 stop6h 59m

$308
Quickest round-trip

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 5/28

10:56 am-1:38 pm

Nonstop3h 42m

Idaho Falls Fanning Field

Tue 6/2

12:44 pm-5:11 pm

Nonstop3h 27m

$314

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 8/22

3:52 pm-9:19 pm

1 stop6h 27m

Idaho Falls Fanning Field

Sat 8/29

12:46 pm-5:11 pm

Nonstop3h 25m

$324

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 5/28

5:00 am-9:50 am

1 stop5h 50m

Idaho Falls Fanning Field

Tue 6/2

4:10 pm-12:44 am

1 stop7h 34m

$329

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 4/28

5:25 pm-11:39 pm

1 stop7h 14m

Idaho Falls Fanning Field

Wed 5/6

7:48 am-6:00 pm

1 stop9h 12m

$340

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 8/22

1:39 pm-9:22 pm

1 stop8h 43m

Idaho Falls Fanning Field

Sat 8/29

12:46 pm-5:11 pm

Nonstop3h 25m

$349

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 4/14

7:00 am-1:32 pm

1 stop7h 32m

Idaho Falls Fanning Field

Tue 4/21

5:20 pm-12:30 am

1 stop6h 10m

$350

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 7/11

7:15 am-2:27 pm

1 stop8h 12m

Idaho Falls Fanning Field

Wed 7/22

3:04 pm-9:58 pm

1 stop5h 54m

$354

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 5/26

10:56 am-1:38 pm

Nonstop3h 42m

Idaho Falls Fanning Field

Sat 5/30

12:44 pm-5:11 pm

Nonstop3h 27m

$360

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 4/23

8:58 pm-3:27 pm

1 stop19h 29m

Idaho Falls Fanning Field

Mon 4/27

10:21 pm-11:27 pm

2 stops24h 06m

$364

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Idaho Falls from

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

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 day to depart on your flight to Idaho Falls?

Our data shows that Friday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $323. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Wednesday is $441.

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

Fly from Chicago O'Hare Intl to Idaho Falls Fanning Field for the best Chicago O'Hare Intl - Idaho Falls Fanning Field flight prices

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

There are 2 cabin classes available to choose from on Chicago O'Hare Intl to Idaho Falls Fanning Field 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 Falls flights?

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

When to book flights from Chicago O'Hare Intl Airport to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Idaho Falls 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 Idaho Falls (ORD to IDA) flight deals and tips

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

Fastest flight time

3h 15m

Direct flights

Every day

Airports in Idaho Falls

1 airport
The fastest flight from Chicago O'Hare Intl Airport to Idaho Falls takes 3h 15m
Direct flights go from Chicago O'Hare Intl Airport to Idaho Falls every day.
There is 1 airport in Idaho Falls. From Chicago O'Hare Intl Airport there are direct flights to Idaho Falls Fanning Field (IDA).
Search flight deals

  • How far is Chicago O'Hare Intl to Idaho Falls Fanning Field by plane?

    There are 1223.9 mi between Chicago O'Hare Intl and Idaho Falls Fanning Field. 3h 15m is a normal flight duration for this route.

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

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

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

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Idaho Falls Fanning Field 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 O'Hare Intl Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

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

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $323Free CancellationRating
7.1
11,473 reviews
Search American Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

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 Idaho Falls from Chicago.

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

Flights from Chicago to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Chicago to Idaho Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Idaho Falls 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.

An easier way to manage your Idaho Falls trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 4/18
Sat 4/25
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States