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Cheap flights from Idaho Falls to Chicago from $153

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 10/26. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho Falls to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:50 pm - 6:24 pm
IDA
-
ORD
3h 34mnonstop
American Airlines Logo
10:30 am - 1:20 pm
ORD
-
IDA
3h 50mnonstop
$281American Airlines
Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
1:50 pm - 6:24 pm
IDA
-
ORD
3h 34mnonstop
American Airlines Logo
10:30 am - 1:20 pm
ORD
-
IDA
3h 50mnonstop
$300American Airlines
Thu, Oct 22 - Tue, Oct 27
Delta Logo
6:00 am - 11:55 am
IDA
-
ORD
4h 55m
1 stop
Delta Logo
7:35 am - 12:22 pm
ORD
-
IDA
5h 47m
1 stop
$301Delta
Tue, Oct 13 - Tue, Oct 20
American Airlines Logo
1:50 pm - 6:24 pm
IDA
-
ORD
3h 34mnonstop
American Airlines Logo
2:50 pm - 9:42 pm
ORD
-
IDA
7h 52m
1 stop
$310American Airlines
Tue, Oct 13 - Tue, Oct 20
Delta Logo
1:05 pm - 10:00 pm
IDA
-
ORD
7h 55m
1 stop
Delta Logo
7:35 am - 12:22 pm
ORD
-
IDA
5h 47m
1 stop
$320Delta
Thu, Oct 22 - Tue, Oct 27
Delta Logo
1:05 pm - 10:00 pm
IDA
-
ORD
7h 55m
1 stop
Delta Logo
10:44 am - 10:10 pm
ORD
-
IDA
12h 26m
2 stops
$325Delta
Thu, Oct 22 - Tue, Oct 27
United Airlines Logo
4:04 pm - 11:59 pm
IDA
-
ORD
6h 55m
1 stop
United Airlines Logo
5:00 am - 9:51 am
ORD
-
IDA
5h 51m
1 stop
$339United Airlines
Sat, Aug 22 - Tue, Aug 25
United Airlines Logo
4:05 pm - 11:59 pm
IDA
-
ORD
6h 54m
1 stop
United Airlines Logo
5:00 am - 9:53 am
ORD
-
IDA
5h 53m
1 stop
$339United Airlines
Mon, Sep 28 - Sun, Oct 4
Multiple Airlines Logo
10:54 pm - 1:36 pm
IDA
-
ORD
37h 42m
2 stops
Multiple Airlines Logo
8:11 pm - 10:47 am
ORD
-
IDA
15h 36m
1 stop
$366Multiple Airlines
Mon, Aug 17 - Thu, Aug 20
Multiple Airlines Logo
6:21 pm - 12:23 am
IDA
-
ORD
29h 02m
2 stops
Multiple Airlines Logo
8:55 pm - 12:48 pm
ORD
-
IDA
16h 53m
1 stop
$407Multiple Airlines
Mon, Sep 28 - Sun, Oct 4

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United Airlines flights from Idaho Falls to Chicago

Our best United Airlines deals on Idaho Falls to Chicago flight tickets
United Airlines
Aug 22
IDA4:04 pmIdaho Falls Fanning Field
6h 55m
1 stop
ORD11:59 pmChicago O'Hare Intl
Aug 25
ORD5:00 amChicago O'Hare Intl
5h 51m
1 stop
IDA9:51 amIdaho Falls Fanning Field
$339
United Airlines
Sep 10
IDA4:04 pmIdaho Falls Fanning Field
6h 55m
1 stop
ORD11:59 pmChicago O'Hare Intl
Sep 12
ORD5:00 amChicago O'Hare Intl
5h 53m
1 stop
IDA9:53 amIdaho Falls Fanning Field
$340
United Airlines
Aug 26
IDA2:25 pmIdaho Falls Fanning Field
6h 35m
1 stop
ORD10:00 pmChicago O'Hare Intl
Aug 31
ORD5:00 amChicago O'Hare Intl
5h 51m
1 stop
IDA9:51 amIdaho Falls Fanning Field
$342

Alaska Airlines flights from Idaho Falls to Chicago

Our best Alaska Airlines deals on Idaho Falls to Chicago flight tickets
Alaska Airlines
Dec 3
IDA4:03 pmIdaho Falls Fanning Field
6h 56m
1 stop
ORD11:59 pmChicago O'Hare Intl
Dec 6
ORD3:09 pmChicago O'Hare Intl
8h 30m
1 stop
IDA10:39 pmIdaho Falls Fanning Field
$429
Alaska Airlines
Oct 12
IDA1:58 pmIdaho Falls Fanning Field
9h 01m
1 stop
ORD11:59 pmChicago O'Hare Intl
Oct 19
ORD7:16 pmChicago O'Hare Intl
21h 04m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
$438
Alaska Airlines
Nov 30
IDA3:46 pmIdaho Falls Fanning Field
20h 23m
1 stop
ORD1:09 pmChicago O'Hare Intl
Dec 5
ORD3:09 pmChicago O'Hare Intl
8h 30m
1 stop
IDA10:39 pmIdaho Falls Fanning Field
$454

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 July 31, 2026.
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

Cheapest round-trip
Quickest round-trip

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 10/13

1:50 pm-6:24 pm

Nonstop3h 34m

Chicago O'Hare Intl

Tue 10/20

10:30 am-1:20 pm

Nonstop3h 50m

$281

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 10/22

1:50 pm-6:24 pm

Nonstop3h 34m

Chicago O'Hare Intl

Tue 10/27

10:30 am-1:20 pm

Nonstop3h 50m

$300

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 10/13

6:00 am-11:55 am

1 stop4h 55m

Chicago O'Hare Intl

Tue 10/20

7:35 am-12:22 pm

1 stop5h 47m

$301

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 10/13

1:50 pm-6:24 pm

Nonstop3h 34m

Chicago O'Hare Intl

Tue 10/20

2:50 pm-9:42 pm

1 stop7h 52m

$310

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 10/22

1:05 pm-10:00 pm

1 stop7h 55m

Chicago O'Hare Intl

Tue 10/27

7:35 am-12:22 pm

1 stop5h 47m

$320

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 10/22

1:05 pm-10:00 pm

1 stop7h 55m

Chicago O'Hare Intl

Tue 10/27

10:44 am-10:10 pm

2 stops12h 26m

$325

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 8/22

4:04 pm-11:59 pm

1 stop6h 55m

Chicago O'Hare Intl

Tue 8/25

5:00 am-9:51 am

1 stop5h 51m

$339

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 9/28

4:05 pm-11:59 pm

1 stop6h 54m

Chicago O'Hare Intl

Sun 10/4

5:00 am-9:53 am

1 stop5h 53m

$339

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 8/17

10:54 pm-1:36 pm

2 stops37h 42m

Chicago O'Hare Intl

Thu 8/20

8:11 pm-10:47 am

1 stop15h 36m

$366

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 9/28

6:21 pm-12:23 am

2 stops29h 02m

Chicago O'Hare Intl

Sun 10/4

8:55 pm-12:48 pm

1 stop16h 53m

$407

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 typical price of a round-trip flight between Idaho Falls and Chicago?

Prices are currently low for flights on this route.

Typical prices usually range from $526 to $571.
The lowest price recently found on this route was $281.

What is the cheapest month to fly to Chicago?

The month of September is, on average, the cheapest month to fly to Chicago from Idaho Falls, with most prices found around $354. If you’re not able to fly to Chicago in September, then November is your next best option. Flight prices from Idaho Falls to Chicago during November average around $380.

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 $431. 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 $956.

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 at noon. Flights from Idaho Falls to Chicago during this time can be as low as $486. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $578.

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 to Chicago flights?

There are 3 cabin classes available to choose from on Idaho Falls to Chicago 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 flights?

You could potentially save up to 14% on your flight if you consider stops on a Idaho Falls to Chicago flight.

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

Best Price Found

$320

Fastest flight time

3h 30m

Direct flights

Every day

Airports in Chicago

3 airports
The best one-way flight to Chicago from Idaho Falls in the past 72 hours is $320. The best round-trip flight deal from Idaho Falls to Chicago found on momondo in the last 72 hours is $415.
The fastest flight from Idaho Falls to Chicago takes 3h 30m
Direct flights go from Idaho Falls to Chicago every day.
There are 3 airports in Chicago. From Idaho Falls there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

Frequently asked questions about flying from Idaho Falls to Chicago

  • 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 3h 30m 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
American AirlinesPriceFrom $311Free CancellationRating
7.1
11,841 reviews
Search American Airlines flights
United AirlinesPriceFrom $311Free CancellationRating
7.4
10,046 reviews
Search United Airlines flights
DeltaPriceFrom $334Free CancellationRating
7.8
8,487 reviews
Search Delta flights

  • American Airlines Flights From Idaho Falls to Chicago

    American Airlines operates around 5 flights from Idaho Falls to Chicago every week. The average price of these flights found in the last 72 hours has been $486, but momondo users have found American Airlines deals from Idaho Falls to Chicago from as low as $311 round-trip. American Airlines has been scored 7.1/10 in 11,841 reviews.

Traveling to a place near Chicago?

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