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Cheap flights from Idaho Falls to Chicago from $104

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 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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
10:21 pm - 6:47 am
IDA
-
ORD
7h 26m
1 stop
Multiple Airlines Logo
5:15 am - 3:27 pm
ORD
-
IDA
11h 12m
2 stops
$304Multiple Airlines
Fri, May 8 - Mon, May 11
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 - Sat, Jun 20
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

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
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 O'Hare Intl Airport

Our best Alaska Airlines deals on Idaho Falls to Chicago O'Hare Intl Airport 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
Jun 15
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
$353

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 March 3, 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

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 5/8

10:21 pm-6:47 am

1 stop7h 26m

Chicago O'Hare Intl

Mon 5/11

5:15 am-3:27 pm

2 stops11h 12m

$304

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

Sat 6/20

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

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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 $669.

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 at noon is the least expensive time of day to depart. momondo users have found prices as low as $426 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $428. 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?

No. A direct flight is the cheapest option for a flight between Idaho Falls to Chicago O'Hare Intl Airport.

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

$296

Fastest flight time

3h 27m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Idaho Falls in the past 72 hours is $296. The best round-trip flight deal from Idaho Falls to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $562.
The fastest flight from Idaho Falls to Chicago O'Hare Intl Airport takes 3h 27m
Direct flights go from Idaho Falls to Chicago O'Hare Intl Airport every day.
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 3h 27m.

  • 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 $299Free CancellationRating
7.4
9,377 reviews
Search United Airlines flights
American AirlinesPriceFrom $323Free CancellationRating
7.1
11,375 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
Naperville
Rosemont
New Buffalo
Orland Park
Kenosha
Oak Brook
Joliet
Racine
Janesville
Hammond
Aurora
Tinley Park
Elgin
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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