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Cheap flights from Chicago O'Hare Intl Airport to Idaho Falls from $160

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 8/27. 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 Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:35 am - 1:09 pm
ORD
-
IDA
3h 34mnonstop
American Airlines Logo
1:43 pm - 6:18 pm
IDA
-
ORD
3h 35mnonstop
$300American Airlines
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
10:35 am - 1:09 pm
ORD
-
IDA
3h 34mnonstop
American Airlines Logo
1:43 pm - 6:18 pm
IDA
-
ORD
3h 35mnonstop
$300American Airlines
Sat, Aug 22 - Sat, Aug 29
Delta Logo
7:35 am - 12:22 pm
ORD
-
IDA
5h 47m
1 stop
Delta Logo
6:00 am - 11:55 am
IDA
-
ORD
4h 55m
1 stop
$301Delta
Sat, Oct 10 - Sat, Oct 17
American Airlines Logo
2:57 pm - 9:20 pm
ORD
-
IDA
7h 23m
1 stop
American Airlines Logo
1:43 pm - 6:18 pm
IDA
-
ORD
3h 35mnonstop
$310American Airlines
Tue, Aug 18 - Tue, Aug 25
American Airlines Logo
10:30 am - 1:20 pm
ORD
-
IDA
3h 50mnonstop
American Airlines Logo
1:50 pm - 6:24 pm
IDA
-
ORD
3h 34mnonstop
$319American Airlines
Fri, Oct 23 - Mon, Oct 26
United Airlines Logo
7:00 am - 1:29 pm
ORD
-
IDA
7h 29m
1 stop
United Airlines Logo
4:05 pm - 10:46 pm
IDA
-
ORD
5h 41m
1 stop
$320United Airlines
Sat, Sep 19 - Fri, Sep 25
United Airlines Logo
5:00 am - 9:53 am
ORD
-
IDA
5h 53m
1 stop
United Airlines Logo
4:05 pm - 10:46 pm
IDA
-
ORD
5h 41m
1 stop
$320United Airlines
Thu, Oct 1 - Tue, Oct 6
Delta Logo
2:05 pm - 6:17 pm
ORD
-
IDA
5h 12m
1 stop
Delta Logo
6:00 am - 11:55 am
IDA
-
ORD
4h 55m
1 stop
$320Delta
Tue, Sep 15 - Sun, Sep 20
United Airlines Logo
7:00 am - 1:29 pm
ORD
-
IDA
7h 29m
1 stop
United Airlines Logo
4:04 pm - 11:59 pm
IDA
-
ORD
6h 55m
1 stop
$320United Airlines
Sat, Aug 22 - Sat, Aug 29
Delta Logo
4:45 pm - 10:32 pm
ORD
-
IDA
6h 47m
1 stop
Delta Logo
6:00 am - 4:17 pm
IDA
-
ORD
9h 17m
2 stops
$325Delta
Sat, Aug 22 - Sat, Aug 29

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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
Oct 10
ORD7:35 amChicago O'Hare Intl
5h 47m
1 stop
IDA12:22 pmIdaho Falls Fanning Field
Oct 17
IDA6:00 amIdaho Falls Fanning Field
4h 55m
1 stop
ORD11:55 amChicago O'Hare Intl
$301
Delta
Sep 15
ORD2:05 pmChicago O'Hare Intl
5h 12m
1 stop
IDA6:17 pmIdaho Falls Fanning Field
Sep 20
IDA6:00 amIdaho Falls Fanning Field
4h 55m
1 stop
ORD11:55 amChicago O'Hare Intl
$320
Delta
Sep 15
ORD12:29 pmChicago O'Hare Intl
10h 53m
2 stops
IDA10:22 pmIdaho Falls Fanning Field
Sep 20
IDA6:00 amIdaho Falls Fanning Field
4h 55m
1 stop
ORD11:55 amChicago O'Hare Intl
$325

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
Aug 22
ORD9:00 amChicago O'Hare Intl
3h 38m
IDA11:38 amIdaho Falls Fanning Field
Aug 29
IDA4:04 pmIdaho Falls Fanning Field
6h 55m
1 stop
ORD11:59 pmChicago O'Hare Intl
$341
United Airlines
Sep 19
ORD8:47 amChicago O'Hare Intl
3h 52m
IDA11:39 amIdaho Falls Fanning Field
Sep 25
IDA5:51 pmIdaho Falls Fanning Field
5h 08m
1 stop
ORD11:59 pmChicago O'Hare Intl
$348
United Airlines
Sep 19
ORD8:47 amChicago O'Hare Intl
3h 52m
IDA11:39 amIdaho Falls Fanning Field
Sep 25
IDA5:51 pmIdaho Falls Fanning Field
5h 08m
1 stop
ORD11:59 pmChicago O'Hare Intl
$350

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 July 30, 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
Quickest round-trip

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 8/22

10:35 am-1:09 pm

Nonstop3h 34m

Idaho Falls Fanning Field

Sat 8/29

1:43 pm-6:18 pm

Nonstop3h 35m

$300

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 8/22

10:35 am-1:09 pm

Nonstop3h 34m

Idaho Falls Fanning Field

Sat 8/29

1:43 pm-6:18 pm

Nonstop3h 35m

$300

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 10/10

7:35 am-12:22 pm

1 stop5h 47m

Idaho Falls Fanning Field

Sat 10/17

6:00 am-11:55 am

1 stop4h 55m

$301

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 8/18

2:57 pm-9:20 pm

1 stop7h 23m

Idaho Falls Fanning Field

Tue 8/25

1:43 pm-6:18 pm

Nonstop3h 35m

$310

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Fri 10/23

10:30 am-1:20 pm

Nonstop3h 50m

Idaho Falls Fanning Field

Mon 10/26

1:50 pm-6:24 pm

Nonstop3h 34m

$319

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 9/19

7:00 am-1:29 pm

1 stop7h 29m

Idaho Falls Fanning Field

Fri 9/25

4:05 pm-10:46 pm

1 stop5h 41m

$320

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 10/1

5:00 am-9:53 am

1 stop5h 53m

Idaho Falls Fanning Field

Tue 10/6

4:05 pm-10:46 pm

1 stop5h 41m

$320

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 9/15

2:05 pm-6:17 pm

1 stop5h 12m

Idaho Falls Fanning Field

Sun 9/20

6:00 am-11:55 am

1 stop4h 55m

$320

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 8/22

7:00 am-1:29 pm

1 stop7h 29m

Idaho Falls Fanning Field

Sat 8/29

4:04 pm-11:59 pm

1 stop6h 55m

$320

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sat 8/22

4:45 pm-10:32 pm

1 stop6h 47m

Idaho Falls Fanning Field

Sat 8/29

6:00 am-4:17 pm

2 stops9h 17m

$325

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 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 Tuesday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $409. 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

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

There is only 1 cabin class available to choose from on Chicago O'Hare Intl Airport to Idaho Falls 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

Best Price Found

$490

Fastest flight time

3h 34m

Direct flights

Every day

Airports in Idaho Falls

1 airport
The best flight deal from Chicago O'Hare Intl Airport to Idaho Falls found on momondo in the last 72 hours is $490
The fastest flight from Chicago O'Hare Intl Airport to Idaho Falls takes 3h 34m
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 34m 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
United AirlinesPriceFrom $319Free CancellationRating
7.4
10,046 reviews
Search United Airlines flights
American AirlinesPriceFrom $371Free CancellationRating
7.1
11,841 reviews
Search American Airlines flights

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

    American Airlines operates around 5 flights from Chicago O'Hare Intl Airport to Idaho Falls every week. The average price of these flights found in the last 72 hours has been $471, but momondo users have found American Airlines deals from Chicago O'Hare Intl Airport to Idaho Falls from as low as $371 round-trip. American Airlines has been scored 7.1/10 in 11,841 reviews.

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.

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