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Cheap flights from Idaho Falls to Chicago from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Chicago departing on 12/4. 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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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
8:16 pm - 3:47 pmIDA-ORD
18h 31m2 stops
Multiple Airlines Logo
9:52 pm - 3:36 pmORD-IDA
18h 44m1 stop
$287Multiple Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Multiple Airlines Logo
4:39 pm - 11:42 amIDA-ORD
18h 03m1 stop
Multiple Airlines Logo
9:06 pm - 5:01 pmORD-IDA
44h 55m2 stops
$291Multiple Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
United Airlines Logo
5:57 pm - 11:57 pmIDA-ORD
5h 00m1 stop
United Airlines Logo
5:52 pm - 10:53 pmORD-IDA
6h 01m1 stop
$356United Airlines
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Fri, Apr 24 - Sat, May 2
American Airlines Logo
7:00 am - 5:47 pmIDA-ORD
9h 47m1 stop
American Airlines Logo
5:18 am - 1:27 pmORD-IDA
9h 09m1 stop
$371American Airlines
Find Deal
Thu, Dec 4 - Tue, Dec 9
United Airlines Logo
2:40 pm - 9:29 pmIDA-ORD
5h 49m1 stop
United Airlines Logo
7:10 am - 1:30 pmORD-IDA
7h 20m1 stop
$376United Airlines
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Thu, Feb 19 - Sat, Feb 21
Delta Logo
6:28 pm - 8:38 amIDA-ORD
13h 10m2 stops
Delta Logo
11:18 am - 10:21 pmORD-IDA
12h 03m2 stops
$389Delta
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Thu, Feb 19 - Sat, Feb 21
Alaska Airlines Logo
5:07 pm - 2:39 pmIDA-ORD
20h 32m1 stop
Alaska Airlines Logo
8:00 am - 4:27 pmORD-IDA
9h 27m1 stop
$400Alaska Airlines
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Tue, Dec 2 - Tue, Dec 9
Delta Logo
6:00 am - 12:40 pmIDA-ORD
5h 40m1 stop
Delta Logo
7:20 am - 12:37 pmORD-IDA
6h 17m1 stop
$405Delta
Find Deal
Fri, Dec 12 - Sun, Dec 14
Alaska Airlines Logo
5:07 pm - 7:54 pmIDA-ORD
25h 47m2 stops
Alaska Airlines Logo
5:51 pm - 4:27 pmORD-IDA
23h 36m1 stop
$442Alaska Airlines
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Tue, Dec 2 - Tue, Dec 9
American Airlines Logo
7:00 am - 8:48 pmIDA-ORD
12h 48m2 stops
American Airlines Logo
10:49 am - 10:36 pmORD-IDA
12h 47m2 stops
$623American Airlines
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Tue, Dec 2 - Tue, Dec 9

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

Our best American Airlines deals on Idaho Falls to Chicago O'Hare Intl Airport flight tickets
American Airlines
Dec 4
IDA7:00 amIdaho Falls Fanning Field
9h 47m
1 stop
ORD5:47 pmChicago O'Hare Intl
Dec 9
ORD5:18 amChicago O'Hare Intl
9h 09m
1 stop
IDA1:27 pmIdaho Falls Fanning Field
$371
Find similar
American Airlines
Dec 2
IDA7:00 amIdaho Falls Fanning Field
12h 48m
2 stops
ORD8:48 pmChicago O'Hare Intl
Dec 9
ORD10:49 amChicago O'Hare Intl
12h 47m
2 stops
IDA10:36 pmIdaho Falls Fanning Field
$623
Find similar
American Airlines
Nov 7
IDA1:58 pmIdaho Falls Fanning Field
8h 39m
1 stop
ORD11:37 pmChicago O'Hare Intl
Nov 8
ORD7:25 amChicago O'Hare Intl
7h 03m
1 stop
IDA1:28 pmIdaho Falls Fanning Field
$651
Find similar

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

Our best Alaska Airlines deals on Idaho Falls to Chicago O'Hare Intl Airport flight tickets
Alaska Airlines
Dec 2
IDA5:07 pmIdaho Falls Fanning Field
20h 32m
1 stop
ORD2:39 pmChicago O'Hare Intl
Dec 9
ORD8:00 amChicago O'Hare Intl
9h 27m
1 stop
IDA4:27 pmIdaho Falls Fanning Field
$400
Find similar
Alaska Airlines
Dec 2
IDA5:07 pmIdaho Falls Fanning Field
25h 47m
2 stops
ORD7:54 pmChicago O'Hare Intl
Dec 9
ORD5:51 pmChicago O'Hare Intl
23h 36m
1 stop
IDA4:27 pmIdaho Falls Fanning Field
$442
Find similar
Alaska Airlines
Dec 3
IDA5:07 pmIdaho Falls Fanning Field
20h 02m
2 stops
ORD2:09 pmChicago O'Hare Intl
Dec 7
ORD3:05 pmChicago O'Hare Intl
26h 22m
2 stops
IDA4:27 pmIdaho Falls Fanning Field
$454
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Chicago O'Hare Intl Airport 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 November 6, 2025.
Use the filters below to find and compare flights from Idaho Falls to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 12/12

8:16 pm-3:47 pm

2 stops18h 31m

Chicago O'Hare Intl

Sun 12/14

9:52 pm-3:36 pm

1 stop18h 44m

$287

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 12/4

4:39 pm-11:42 am

1 stop18h 03m

Chicago O'Hare Intl

Tue 12/9

9:06 pm-5:01 pm

2 stops44h 55m

$291

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 4/24

5:57 pm-11:57 pm

1 stop5h 00m

Chicago O'Hare Intl

Sat 5/2

5:52 pm-10:53 pm

1 stop6h 01m

$356

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 12/4

7:00 am-5:47 pm

1 stop9h 47m

Chicago O'Hare Intl

Tue 12/9

5:18 am-1:27 pm

1 stop9h 09m

$371

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 2/19

2:40 pm-9:29 pm

1 stop5h 49m

Chicago O'Hare Intl

Sat 2/21

7:10 am-1:30 pm

1 stop7h 20m

$376

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 2/19

6:28 pm-8:38 am

2 stops13h 10m

Chicago O'Hare Intl

Sat 2/21

11:18 am-10:21 pm

2 stops12h 03m

$389

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 12/2

5:07 pm-2:39 pm

1 stop20h 32m

Chicago O'Hare Intl

Tue 12/9

8:00 am-4:27 pm

1 stop9h 27m

$400

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 12/12

6:00 am-12:40 pm

1 stop5h 40m

Chicago O'Hare Intl

Sun 12/14

7:20 am-12:37 pm

1 stop6h 17m

$405

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 12/2

5:07 pm-7:54 pm

2 stops25h 47m

Chicago O'Hare Intl

Tue 12/9

5:51 pm-4:27 pm

1 stop23h 36m

$442

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 12/2

7:00 am-8:48 pm

2 stops12h 48m

Chicago O'Hare Intl

Tue 12/9

10:49 am-10:36 pm

2 stops12h 47m

$623

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 Chicago from

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

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 typical price of a round-trip flight between Idaho Falls and Chicago O'Hare Intl Airport?

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Tuesday when prices can be found for as low as $331. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Idaho Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $631.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Idaho Falls in the morning is the least expensive time of day to depart. momondo users have found prices as low as $413 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around $652. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

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

There are 2 cabin classes available to choose from on Idaho Falls Fanning Field to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Chicago O'Hare Intl Airport (IDA to ORD) flight deals and tips

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

Best Price Found

$240

Direct flights

None
The best one-way flight to Chicago O'Hare Intl Airport from Idaho Falls in the past 72 hours is $240. The best round-trip flight deal from Idaho Falls to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $466.
There are no direct flights from Idaho Falls to Chicago O'Hare Intl Airport. Popular non-direct route for this connection is Idaho Falls Fanning Field Airport - Chicago O'Hare Intl Airport.
Search flight deals

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

    The distance between Idaho Falls Fanning Field and Chicago O'Hare Intl is about 1223.9 mi. By plane, this route typically takes 5h 00m.

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

    Prices for flights from Idaho Falls Fanning Field Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Idaho Falls to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $311Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
American AirlinesPriceFrom $323Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
South Haven
Schaumburg
Rockford
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Orland Park
Racine
Hammond
Tinley Park
Janesville
Aurora
Elgin
Benton Harbor

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho Falls to Chicago. momondo saves you time and could save you money on your trip.

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

Flights from Idaho Falls to Chicago 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 Idaho Falls to Chicago?

Once all potential Idaho Falls to Chicago 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 Idaho Falls to Chicago right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Idaho Falls and alert you when they change.

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