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Cheap flights from Idaho Falls to Chicago from $130

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 2/3. 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

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Find the cheapest flights from Idaho Falls to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:00 am - 4:33 pm
IDA
-
ORD
7h 33m1 stop
Alaska Airlines Logo
5:29 pm - 4:43 pm
ORD
-
IDA
24h 14m1 stop
$320Alaska Airlines
Sat, Mar 7 - Tue, Mar 10
Multiple Airlines Logo
9:20 pm - 2:17 pm
IDA
-
ORD
15h 57m2 stops
Multiple Airlines Logo
9:38 pm - 2:19 pm
ORD
-
IDA
17h 41m1 stop
$323Multiple Airlines
Fri, Feb 6 - Sun, Feb 8
Delta Logo
5:43 am - 12:23 pm
IDA
-
ORD
5h 40m1 stop
Delta Logo
7:20 am - 12:26 pm
ORD
-
IDA
6h 06m1 stop
$331Delta
Fri, Apr 3 - Wed, Apr 22
Delta Logo
6:35 pm - 8:35 am
IDA
-
ORD
13h 00m2 stops
Delta Logo
7:20 am - 12:27 pm
ORD
-
IDA
6h 07m1 stop
$336Delta
Thu, Mar 5 - Tue, Mar 10
Delta Logo
5:43 am - 12:23 pm
IDA
-
ORD
5h 40m1 stop
Delta Logo
1:22 pm - 6:17 pm
ORD
-
IDA
5h 55m1 stop
$351Delta
Thu, Apr 9 - Wed, Apr 22
Delta Logo
1:10 pm - 9:52 pm
IDA
-
ORD
7h 42m1 stop
Delta Logo
5:15 pm - 10:21 pm
ORD
-
IDA
6h 06m1 stop
$356Delta
Thu, Mar 5 - Sat, Mar 7
Alaska Airlines Logo
8:00 am - 11:56 pm
IDA
-
ORD
14h 56m1 stop
Alaska Airlines Logo
3:54 pm - 11:36 pm
ORD
-
IDA
8h 42m1 stop
$360Alaska Airlines
Wed, Mar 4 - Tue, Mar 10
Delta Logo
6:35 pm - 8:35 am
IDA
-
ORD
13h 00m2 stops
Delta Logo
7:15 am - 12:22 pm
ORD
-
IDA
6h 07m1 stop
$361Delta
Thu, Mar 5 - Sat, Mar 7
Delta Logo
6:35 pm - 8:35 am
IDA
-
ORD
13h 00m2 stops
Delta Logo
1:57 pm - 10:20 pm
ORD
-
IDA
9h 23m2 stops
$362Delta
Thu, Mar 5 - Sun, Mar 8
United Airlines Logo
2:40 pm - 6:13 am
IDA
-
ORD
14h 33m2 stops
United Airlines Logo
8:45 am - 1:30 pm
ORD
-
IDA
5h 45m1 stop
$364United Airlines
Fri, Jan 30 - Sat, Jan 31

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

Our best Delta deals on Idaho Falls to Chicago O'Hare Intl Airport flight tickets
Delta
Apr 3
IDA5:43 amIdaho Falls Fanning Field
5h 40m
1 stop
ORD12:23 pmChicago O'Hare Intl
Apr 22
ORD7:20 amChicago O'Hare Intl
6h 06m
1 stop
IDA12:26 pmIdaho Falls Fanning Field
$331
Find similar
Delta
Mar 5
IDA6:35 pmIdaho Falls Fanning Field
13h 00m
2 stops
ORD8:35 amChicago O'Hare Intl
Mar 10
ORD7:20 amChicago O'Hare Intl
6h 07m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
$336
Find similar
Delta
Apr 9
IDA5:43 amIdaho Falls Fanning Field
5h 40m
1 stop
ORD12:23 pmChicago O'Hare Intl
Apr 22
ORD1:22 pmChicago O'Hare Intl
5h 55m
1 stop
IDA6:17 pmIdaho Falls Fanning Field
$351
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
Mar 7
IDA8:00 amIdaho Falls Fanning Field
7h 33m
1 stop
ORD4:33 pmChicago O'Hare Intl
Mar 10
ORD5:29 pmChicago O'Hare Intl
24h 14m
1 stop
IDA4:43 pmIdaho Falls Fanning Field
$320
Find similar
Alaska Airlines
Mar 4
IDA8:00 amIdaho Falls Fanning Field
14h 56m
1 stop
ORD11:56 pmChicago O'Hare Intl
Mar 10
ORD3:54 pmChicago O'Hare Intl
8h 42m
1 stop
IDA11:36 pmIdaho Falls Fanning Field
$360
Find similar
Alaska Airlines
Mar 7
IDA5:20 pmIdaho Falls Fanning Field
17h 51m
2 stops
ORD12:11 pmChicago O'Hare Intl
Mar 10
ORD7:00 amChicago O'Hare Intl
10h 43m
1 stop
IDA4:43 pmIdaho Falls Fanning Field
$367
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 January 7, 2026.
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

Sat 3/7

8:00 am-4:33 pm

1 stop7h 33m

Chicago O'Hare Intl

Tue 3/10

5:29 pm-4:43 pm

1 stop24h 14m

$320

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 2/6

9:20 pm-2:17 pm

2 stops15h 57m

Chicago O'Hare Intl

Sun 2/8

9:38 pm-2:19 pm

1 stop17h 41m

$323

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 4/3

5:43 am-12:23 pm

1 stop5h 40m

Chicago O'Hare Intl

Wed 4/22

7:20 am-12:26 pm

1 stop6h 06m

$331

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 3/5

6:35 pm-8:35 am

2 stops13h 00m

Chicago O'Hare Intl

Tue 3/10

7:20 am-12:27 pm

1 stop6h 07m

$336

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 4/9

5:43 am-12:23 pm

1 stop5h 40m

Chicago O'Hare Intl

Wed 4/22

1:22 pm-6:17 pm

1 stop5h 55m

$351

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 3/5

1:10 pm-9:52 pm

1 stop7h 42m

Chicago O'Hare Intl

Sat 3/7

5:15 pm-10:21 pm

1 stop6h 06m

$356

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 3/4

8:00 am-11:56 pm

1 stop14h 56m

Chicago O'Hare Intl

Tue 3/10

3:54 pm-11:36 pm

1 stop8h 42m

$360

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 3/5

6:35 pm-8:35 am

2 stops13h 00m

Chicago O'Hare Intl

Sat 3/7

7:15 am-12:22 pm

1 stop6h 07m

$361

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 3/5

6:35 pm-8:35 am

2 stops13h 00m

Chicago O'Hare Intl

Sun 3/8

1:57 pm-10:20 pm

2 stops9h 23m

$362

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/30

2:40 pm-6:13 am

2 stops14h 33m

Chicago O'Hare Intl

Sat 1/31

8:45 am-1:30 pm

1 stop5h 45m

$364

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 month to fly to Chicago O'Hare Intl Airport?

The month of April is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Idaho Falls averaging around $352.

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 $415 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $426. 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.

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

You could potentially save up to 11% on your flight if you consider stops on a Idaho Falls to Chicago O'Hare Intl Airport flight.

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

Fastest flight time

5h 00m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The fastest flight from Idaho Falls to Chicago O'Hare Intl Airport takes 5h 00m
Direct flights go from Idaho Falls to Chicago O'Hare Intl Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
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
9,138 reviews
Search United Airlines flights
American AirlinesPriceFrom $323Free CancellationRating
7.2
11,088 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
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Rosemont
Naperville
Kenosha
New Buffalo
Joliet
Oak Brook
Orland Park
Racine
Hammond
Janesville
Tinley Park
Elgin
Aurora
South Holland

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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