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Cheap flights from Idaho Falls to Chicago from $108

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 4/27. 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
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.
Delta Logo
1:10 pm - 9:34 pm
IDA
-
ORD
7h 24m
1 stop
Delta Logo
7:20 am - 12:27 pm
ORD
-
IDA
6h 07m
1 stop
$269Delta
Tue, Mar 31 - Sun, Apr 5
Delta Logo
6:55 pm - 8:30 am
IDA
-
ORD
12h 35m
2 stops
Delta Logo
7:20 am - 12:27 pm
ORD
-
IDA
6h 07m
1 stop
$274Delta
Tue, Mar 31 - Sun, Apr 5
Delta Logo
3:16 pm - 9:50 pm
IDA
-
ORD
5h 34m
1 stop
Delta Logo
7:45 am - 2:34 pm
ORD
-
IDA
7h 49m
1 stop
$283Delta
Thu, May 7 - Tue, May 12
Alaska Airlines Logo
7:15 am - 4:43 pm
IDA
-
ORD
8h 28m
1 stop
Alaska Airlines Logo
7:20 am - 1:06 pm
ORD
-
IDA
6h 46m
1 stop
$303Alaska Airlines
Sat, Jun 13 - Tue, Jun 16
Multiple Airlines Logo
10:56 pm - 5:25 am
IDA
-
ORD
29h 29m
1 stop
Multiple Airlines Logo
9:59 pm - 4:08 pm
ORD
-
IDA
19h 09m
1 stop
$321Multiple Airlines
Fri, Jun 12 - Sun, Jun 21
United Airlines Logo
5:54 pm - 12:44 am
IDA
-
ORD
5h 50m
1 stop
United Airlines Logo
5:00 am - 9:50 am
ORD
-
IDA
5h 50m
1 stop
$327United Airlines
Sat, Jun 27 - Mon, Jul 6
United Airlines Logo
5:26 pm - 11:57 pm
IDA
-
ORD
5h 31m
1 stop
United Airlines Logo
7:00 am - 1:25 pm
ORD
-
IDA
7h 25m
1 stop
$328United Airlines
Wed, May 6 - Wed, May 13
Alaska Airlines Logo
7:15 am - 4:43 pm
IDA
-
ORD
8h 28m
1 stop
Alaska Airlines Logo
7:20 am - 1:06 pm
ORD
-
IDA
6h 46m
1 stop
$337Alaska Airlines
Sat, Jun 13 - Wed, Jun 17
American Airlines Logo
12:36 pm - 5:03 pm
IDA
-
ORD
3h 27mnonstop
American Airlines Logo
9:55 am - 12:10 pm
ORD
-
IDA
3h 15mnonstop
$340American Airlines
Wed, Jun 24 - Wed, Aug 5
Multiple Airlines Logo
10:21 pm - 1:00 pm
IDA
-
MDW
37h 39m
2 stops
Multiple Airlines Logo
6:20 am - 4:56 pm
MDW
-
IDA
11h 36m
1 stop
$411Multiple Airlines
Mon, Apr 20 - Thu, Apr 23

Delta flights from Idaho Falls to Chicago

Our best Delta deals on Idaho Falls to Chicago flight tickets
Delta
Mar 31
IDA1:10 pmIdaho Falls Fanning Field
7h 24m
1 stop
ORD9:34 pmChicago O'Hare Intl
Apr 5
ORD7:20 amChicago O'Hare Intl
6h 07m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
$269
Delta
Mar 31
IDA6:55 pmIdaho Falls Fanning Field
12h 35m
2 stops
ORD8:30 amChicago O'Hare Intl
Apr 5
ORD7:20 amChicago O'Hare Intl
6h 07m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
$274
Delta
May 7
IDA3:16 pmIdaho Falls Fanning Field
5h 34m
1 stop
ORD9:50 pmChicago O'Hare Intl
May 12
ORD7:45 amChicago O'Hare Intl
7h 49m
1 stop
IDA2:34 pmIdaho Falls Fanning Field
$283

Alaska Airlines flights from Idaho Falls to Chicago

Our best Alaska Airlines deals on Idaho Falls to Chicago flight tickets
Alaska Airlines
Jun 13
IDA7:15 amIdaho Falls Fanning Field
8h 28m
1 stop
ORD4:43 pmChicago O'Hare Intl
Jun 16
ORD7:20 amChicago O'Hare Intl
6h 46m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
$303
Alaska Airlines
Jun 13
IDA7:15 amIdaho Falls Fanning Field
8h 28m
1 stop
ORD4:43 pmChicago O'Hare Intl
Jun 17
ORD7:20 amChicago O'Hare Intl
6h 46m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
$337
Alaska Airlines
Apr 18
IDA4:59 pmIdaho Falls Fanning Field
12h 40m
1 stop
ORD6:39 amChicago O'Hare Intl
Apr 22
ORD8:00 amChicago O'Hare Intl
8h 29m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
$350

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 March 2, 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

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 3/31

1:10 pm-9:34 pm

1 stop7h 24m

Chicago O'Hare Intl

Sun 4/5

7:20 am-12:27 pm

1 stop6h 07m

$269

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 3/31

6:55 pm-8:30 am

2 stops12h 35m

Chicago O'Hare Intl

Sun 4/5

7:20 am-12:27 pm

1 stop6h 07m

$274

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 5/7

3:16 pm-9:50 pm

1 stop5h 34m

Chicago O'Hare Intl

Tue 5/12

7:45 am-2:34 pm

1 stop7h 49m

$283

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 6/13

7:15 am-4:43 pm

1 stop8h 28m

Chicago O'Hare Intl

Tue 6/16

7:20 am-1:06 pm

1 stop6h 46m

$303

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 6/12

10:56 pm-5:25 am

1 stop29h 29m

Chicago O'Hare Intl

Sun 6/21

9:59 pm-4:08 pm

1 stop19h 09m

$321

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 6/27

5:54 pm-12:44 am

1 stop5h 50m

Chicago O'Hare Intl

Mon 7/6

5:00 am-9:50 am

1 stop5h 50m

$327

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 5/6

5:26 pm-11:57 pm

1 stop5h 31m

Chicago O'Hare Intl

Wed 5/13

7:00 am-1:25 pm

1 stop7h 25m

$328

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 6/13

7:15 am-4:43 pm

1 stop8h 28m

Chicago O'Hare Intl

Wed 6/17

7:20 am-1:06 pm

1 stop6h 46m

$337

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 6/24

12:36 pm-5:03 pm

Nonstop3h 27m

Chicago O'Hare Intl

Wed 8/5

9:55 am-12:10 pm

Nonstop3h 15m

$340

Idaho FallsChicago

IDA - MDW

IDAMDW

Idaho Falls Fanning Field

Mon 4/20

10:21 pm-1:00 pm

2 stops37h 39m

Chicago Midway

Thu 4/23

6:20 am-4:56 pm

1 stop11h 36m

$411

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 typical price of a round-trip flight between Idaho Falls and Chicago?

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 $669.

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 $426. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $428.

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.

Can stopping save me money on Idaho Falls to Chicago flights?

No. A direct flight is the cheapest option for a flight between Idaho Falls to Chicago.

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

$296

Fastest flight time

3h 27m

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 $296. The best round-trip flight deal from Idaho Falls to Chicago found on momondo in the last 72 hours is $562.
The fastest flight from Idaho Falls to Chicago takes 3h 27m
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

  • 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 27m 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 $299Free CancellationRating
7.4
9,375 reviews
Search United Airlines flights
American AirlinesPriceFrom $323Free CancellationRating
7.1
11,369 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
Valparaiso
Schererville
Munster
Crown Point
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