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Cheap flights from Idaho Falls to Chicago from $132

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 1/26. 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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Cheap round-trip flights

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Multiple Airlines Logo
9:20 pm - 5:41 pmIDA-ORD
19h 21m2 stops
Multiple Airlines Logo
10:41 pm - 2:19 pmORD-IDA
16h 38m1 stop
$298Multiple Airlines
Find Deal
Fri, Jan 9 - Thu, Jan 15
Multiple Airlines Logo
9:20 pm - 10:38 pmIDA-ORD
24h 18m2 stops
Multiple Airlines Logo
10:41 pm - 2:19 pmORD-IDA
16h 38m1 stop
$316Multiple Airlines
Find Deal
Mon, Jan 12 - Thu, Jan 15
Multiple Airlines Logo
9:20 pm - 2:17 pmIDA-ORD
15h 57m2 stops
Multiple Airlines Logo
8:49 pm - 2:19 pmORD-IDA
18h 30m1 stop
$321Multiple Airlines
Find Deal
Fri, Jan 9 - Sun, Jan 11
United Airlines Logo
4:19 pm - 11:59 pmIDA-ORD
6h 40m1 stop
United Airlines Logo
10:40 am - 3:31 pmORD-IDA
5h 51m1 stop
$331United Airlines
Find Deal
Fri, Jan 9 - Mon, Jan 12
Delta Logo
1:15 pm - 9:52 pmIDA-ORD
7h 37m1 stop
Delta Logo
1:55 pm - 10:19 pmORD-IDA
9h 24m2 stops
$336Delta
Find Deal
Fri, Jan 9 - Tue, Jan 13
Delta Logo
6:35 pm - 8:43 amIDA-ORD
13h 08m2 stops
Delta Logo
1:55 pm - 10:19 pmORD-IDA
9h 24m2 stops
$341Delta
Find Deal
Mon, Jan 12 - Tue, Jan 13
Delta Logo
1:15 pm - 9:52 pmIDA-ORD
7h 37m1 stop
Delta Logo
7:20 am - 12:34 pmORD-IDA
6h 14m1 stop
$351Delta
Find Deal
Fri, Jan 9 - Tue, Jan 13
Delta Logo
1:15 pm - 9:52 pmIDA-ORD
7h 37m1 stop
Delta Logo
5:20 pm - 10:19 pmORD-IDA
5h 59m1 stop
$356Delta
Find Deal
Fri, Jan 9 - Sat, Jan 10
Delta Logo
5:25 am - 1:16 pmIDA-ORD
6h 51m1 stop
Delta Logo
9:55 am - 10:19 pmORD-IDA
13h 24m2 stops
$361Delta
Find Deal
Sat, Jan 10 - Tue, Jan 13
Alaska Airlines Logo
6:58 pm - 5:10 pmIDA-ORD
21h 12m1 stop
Alaska Airlines Logo
3:35 pm - 10:59 pmORD-IDA
8h 24m1 stop
$366Alaska Airlines
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Sun, Jan 11 - Tue, Jan 13

United Airlines flights from Idaho Falls to Chicago

Our best United Airlines deals on Idaho Falls to Chicago flight tickets
United Airlines
Jan 9
IDA4:19 pmIdaho Falls Fanning Field
6h 40m
1 stop
ORD11:59 pmChicago O'Hare Intl
Jan 12
ORD10:40 amChicago O'Hare Intl
5h 51m
1 stop
IDA3:31 pmIdaho Falls Fanning Field
$331
Find similar
United Airlines
Jan 8
IDA2:40 pmIdaho Falls Fanning Field
5h 35m
1 stop
ORD9:15 pmChicago O'Hare Intl
Jan 11
ORD8:45 amChicago O'Hare Intl
5h 45m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
$411
Find similar
United Airlines
Jan 6
IDA4:19 pmIdaho Falls Fanning Field
6h 40m
1 stop
ORD11:59 pmChicago O'Hare Intl
Jan 11
ORD8:45 amChicago O'Hare Intl
5h 45m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
$445
Find similar

Delta flights from Idaho Falls to Chicago

Our best Delta deals on Idaho Falls to Chicago flight tickets
Delta
Jan 9
IDA1:15 pmIdaho Falls Fanning Field
7h 37m
1 stop
ORD9:52 pmChicago O'Hare Intl
Jan 13
ORD1:55 pmChicago O'Hare Intl
9h 24m
2 stops
IDA10:19 pmIdaho Falls Fanning Field
$336
Find similar
Delta
Jan 12
IDA6:35 pmIdaho Falls Fanning Field
13h 08m
2 stops
ORD8:43 amChicago O'Hare Intl
Jan 13
ORD1:55 pmChicago O'Hare Intl
9h 24m
2 stops
IDA10:19 pmIdaho Falls Fanning Field
$341
Find similar
Delta
Jan 9
IDA1:15 pmIdaho Falls Fanning Field
7h 37m
1 stop
ORD9:52 pmChicago O'Hare Intl
Jan 13
ORD7:20 amChicago O'Hare Intl
6h 14m
1 stop
IDA12:34 pmIdaho Falls Fanning Field
$351
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Chicago 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 30, 2025.
Use the filters below to find and compare flights from Idaho Falls to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/9

9:20 pm-5:41 pm

2 stops19h 21m

Chicago O'Hare Intl

Thu 1/15

10:41 pm-2:19 pm

1 stop16h 38m

$298

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 1/12

9:20 pm-10:38 pm

2 stops24h 18m

Chicago O'Hare Intl

Thu 1/15

10:41 pm-2:19 pm

1 stop16h 38m

$316

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/9

9:20 pm-2:17 pm

2 stops15h 57m

Chicago O'Hare Intl

Sun 1/11

8:49 pm-2:19 pm

1 stop18h 30m

$321

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/9

4:19 pm-11:59 pm

1 stop6h 40m

Chicago O'Hare Intl

Mon 1/12

10:40 am-3:31 pm

1 stop5h 51m

$331

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/9

1:15 pm-9:52 pm

1 stop7h 37m

Chicago O'Hare Intl

Tue 1/13

1:55 pm-10:19 pm

2 stops9h 24m

$336

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 1/12

6:35 pm-8:43 am

2 stops13h 08m

Chicago O'Hare Intl

Tue 1/13

1:55 pm-10:19 pm

2 stops9h 24m

$341

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/9

1:15 pm-9:52 pm

1 stop7h 37m

Chicago O'Hare Intl

Tue 1/13

7:20 am-12:34 pm

1 stop6h 14m

$351

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 1/9

1:15 pm-9:52 pm

1 stop7h 37m

Chicago O'Hare Intl

Sat 1/10

5:20 pm-10:19 pm

1 stop5h 59m

$356

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 1/10

5:25 am-1:16 pm

1 stop6h 51m

Chicago O'Hare Intl

Tue 1/13

9:55 am-10:19 pm

2 stops13h 24m

$361

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sun 1/11

6:58 pm-5:10 pm

1 stop21h 12m

Chicago O'Hare Intl

Tue 1/13

3:35 pm-10:59 pm

1 stop8h 24m

$366

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

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 Chicago?

The cheapest day to depart on your flight to Chicago 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. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Idaho Falls to Chicago for around $631.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Idaho Falls to Chicago during this time can be as low as $413. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $616.

What is the cheapest Idaho Falls Fanning Field to Chicago flight route?

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

What cabin class options are available on Idaho Falls Fanning Field to Chicago flights?

There are 2 cabin classes available to choose from on Idaho Falls Fanning Field to Chicago 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

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

Cheap Idaho Falls to Chicago (IDA to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Chicago

Fastest flight time

5h 13m

Direct flights

Tue, Wed, Thu and Sat

Airports in Chicago

1 airport
The fastest flight from Idaho Falls to Chicago takes 5h 13m
Direct flights go from Idaho Falls to Chicago on Tuesday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)
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  • How far is Idaho Falls Fanning Field to Chicago by plane?

    A flight from Idaho Falls Fanning Field to Chicago will travel around 1239.4 mi. Typically, this will take 5h 15m by plane in normal conditions.

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

    Prices for flights from Idaho Falls Fanning Field Airport to Chicago are updated daily.

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

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Chicago?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Idaho Falls to Chicago?

  • What is the most popular airline from Idaho Falls to Chicago?

Best airlines flying from Idaho Falls to Chicago

Compare and see reviews for airlines that fly from Idaho Falls to Chicago with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $311Free CancellationRating
7.4
9,057 reviews
Search United Airlines flights
American AirlinesPriceFrom $323Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho Falls to Chicago for you.

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 you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Idaho Falls.

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

Price alerts on flights to Chicago from Idaho Falls 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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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport