Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Idaho Falls from $146

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 10/24. 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

Discover deals from 900+ travel sites with momondo.

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.
American Airlines Logo
9:40 am - 12:12 pm
ORD
-
IDA
3h 32mnonstop
American Airlines Logo
1:43 pm - 6:00 pm
IDA
-
ORD
3h 17mnonstop
$271American Airlines
mié., sep. 30 - mié., oct. 7
United Airlines Logo
5:00 am - 9:50 am
ORD
-
IDA
5h 50m
1 stop
United Airlines Logo
5:54 pm - 12:44 am
IDA
-
ORD
5h 50m
1 stop
$291United Airlines
mar., jun. 2 - sáb., jun. 13
United Airlines Logo
5:00 am - 9:50 am
ORD
-
IDA
5h 50m
1 stop
United Airlines Logo
5:54 pm - 12:44 am
IDA
-
ORD
5h 50m
1 stop
$304United Airlines
mié., jul. 15 - sáb., jul. 18
Alaska Airlines Logo
7:00 am - 1:06 pm
ORD
-
IDA
7h 06m
1 stop
Alaska Airlines Logo
1:45 pm - 11:59 pm
IDA
-
ORD
9h 14m
1 stop
$310Alaska Airlines
sáb., sep. 19 - mar., sep. 22
Alaska Airlines Logo
7:20 am - 1:06 pm
ORD
-
IDA
6h 46m
1 stop
Alaska Airlines Logo
4:14 pm - 11:41 pm
IDA
-
ORD
6h 27m
1 stop
$329Alaska Airlines
mar., ago. 11 - jue., ago. 20
American Airlines Logo
5:00 am - 11:32 am
ORD
-
IDA
7h 32m
1 stop
American Airlines Logo
1:43 pm - 6:00 pm
IDA
-
ORD
3h 17mnonstop
$331American Airlines
mié., sep. 30 - mié., oct. 7
American Airlines Logo
6:00 am - 11:30 am
ORD
-
IDA
6h 30m
1 stop
American Airlines Logo
2:20 pm - 11:10 pm
IDA
-
ORD
7h 50m
1 stop
$351American Airlines
sáb., ago. 22 - sáb., ago. 29
Alaska Airlines Logo
7:00 am - 1:06 pm
ORD
-
IDA
7h 06m
1 stop
Alaska Airlines Logo
4:14 pm - 11:41 pm
IDA
-
ORD
6h 27m
1 stop
$355Alaska Airlines
sáb., sep. 19 - mar., sep. 22
United Airlines Logo
5:00 am - 9:50 am
ORD
-
IDA
5h 50m
1 stop
United Airlines Logo
2:30 pm - 10:49 pm
IDA
-
ORD
7h 19m
1 stop
$359United Airlines
vie., may. 22 - mar., jun. 2
American Airlines Logo
9:40 am - 12:12 pm
ORD
-
IDA
3h 32mnonstop
American Airlines Logo
1:44 pm - 6:00 pm
IDA
-
ORD
3h 16mnonstop
$360American Airlines
sáb., sep. 19 - mar., sep. 22

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

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

Our best United Airlines deals on Chicago O'Hare Intl Airport to Idaho Falls flight tickets
United Airlines
Jun 2
ORD5:00 amChicago O'Hare Intl
5h 50m
1 stop
IDA9:50 amIdaho Falls Fanning Field
Jun 13
IDA5:54 pmIdaho Falls Fanning Field
5h 50m
1 stop
ORD12:44 amChicago O'Hare Intl
$291
United Airlines
Jul 11
ORD5:00 amChicago O'Hare Intl
5h 50m
1 stop
IDA9:50 amIdaho Falls Fanning Field
Jul 18
IDA5:54 pmIdaho Falls Fanning Field
5h 50m
1 stop
ORD12:44 amChicago O'Hare Intl
$327
United Airlines
Jun 20
ORD5:00 amChicago O'Hare Intl
5h 50m
1 stop
IDA9:50 amIdaho Falls Fanning Field
Jun 27
IDA5:54 pmIdaho Falls Fanning Field
5h 50m
1 stop
ORD12:44 amChicago O'Hare Intl
$341

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
Aug 22
ORD6:00 amChicago O'Hare Intl
6h 30m
1 stop
IDA11:30 amIdaho Falls Fanning Field
Aug 29
IDA2:20 pmIdaho Falls Fanning Field
7h 50m
1 stop
ORD11:10 pmChicago O'Hare Intl
$351
American Airlines
Sep 19
ORD9:40 amChicago O'Hare Intl
3h 32m
IDA12:12 pmIdaho Falls Fanning Field
Sep 22
IDA1:44 pmIdaho Falls Fanning Field
3h 16m
ORD6:00 pmChicago O'Hare Intl
$360
American Airlines
Sep 19
ORD1:39 pmChicago O'Hare Intl
8h 43m
1 stop
IDA9:22 pmIdaho Falls Fanning Field
Sep 22
IDA1:44 pmIdaho Falls Fanning Field
3h 16m
ORD6:00 pmChicago O'Hare Intl
$370

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 mayo 3, 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

mié. 9/30

9:40 am-12:12 pm

Nonstop3h 32m

Idaho Falls Fanning Field

mié. 10/7

1:43 pm-6:00 pm

Nonstop3h 17m

$271

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

mar. 6/2

5:00 am-9:50 am

1 stop5h 50m

Idaho Falls Fanning Field

sáb. 6/13

5:54 pm-12:44 am

1 stop5h 50m

$291

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

mié. 7/15

5:00 am-9:50 am

1 stop5h 50m

Idaho Falls Fanning Field

sáb. 7/18

5:54 pm-12:44 am

1 stop5h 50m

$304

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

sáb. 9/19

7:00 am-1:06 pm

1 stop7h 06m

Idaho Falls Fanning Field

mar. 9/22

1:45 pm-11:59 pm

1 stop9h 14m

$310

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

mar. 8/11

7:20 am-1:06 pm

1 stop6h 46m

Idaho Falls Fanning Field

jue. 8/20

4:14 pm-11:41 pm

1 stop6h 27m

$329

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

mié. 9/30

5:00 am-11:32 am

1 stop7h 32m

Idaho Falls Fanning Field

mié. 10/7

1:43 pm-6:00 pm

Nonstop3h 17m

$331

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

sáb. 8/22

6:00 am-11:30 am

1 stop6h 30m

Idaho Falls Fanning Field

sáb. 8/29

2:20 pm-11:10 pm

1 stop7h 50m

$351

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

sáb. 9/19

7:00 am-1:06 pm

1 stop7h 06m

Idaho Falls Fanning Field

mar. 9/22

4:14 pm-11:41 pm

1 stop6h 27m

$355

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

vie. 5/22

5:00 am-9:50 am

1 stop5h 50m

Idaho Falls Fanning Field

mar. 6/2

2:30 pm-10:49 pm

1 stop7h 19m

$359
Quickest round-trip

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

sáb. 9/19

9:40 am-12:12 pm

Nonstop3h 32m

Idaho Falls Fanning Field

mar. 9/22

1:44 pm-6:00 pm

Nonstop3h 16m

$360

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 Saturday 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 Friday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Friday is $550.

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

Can stopping save me money on Chicago O'Hare Intl Airport to Idaho Falls flights?

You could potentially save up to 27% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Idaho Falls flight.

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 32m

Direct flights

Every day

Airports in Idaho Falls

1 airport
The fastest flight from Chicago O'Hare Intl Airport to Idaho Falls takes 3h 32m
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

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

  • 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 32m 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 $371Free CancellationRating
7.1
11,672 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
mar. 6/2
mar. 6/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States