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Cheap flights from Illinois to Idaho Falls from $171

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
1:55 pm - 6:14 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
5h 19m1 stop Salt Lake City
Delta Logo
1:10 pm - 9:53 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
7h 43m1 stop Salt Lake City
$360Delta
Sun, Jan 24 - Sat, Jan 30
Delta Logo
9:30 am - 6:14 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
9h 44m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
1:10 pm - 9:53 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
7h 43m1 stop Salt Lake City
$365Delta
Sun, Jan 24 - Sat, Jan 30
Delta Logo
7:35 am - 12:22 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
5h 47m1 stop Salt Lake City
Delta Logo
1:05 pm - 10:05 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
8h 00m1 stop Salt Lake City
$379Delta
Thu, Oct 22 - Mon, Oct 26
Alaska Airlines Logo
7:00 am - 3:20 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
9h 20m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:09 am - 4:50 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
9h 41m1 stop Seattle/Tacoma Intl
$390Alaska Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
4:30 pm - 9:19 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
5h 49m1 stop Denver Intl
United Airlines Logo
4:20 pm - 10:42 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
5h 22m1 stop Denver Intl
$401United Airlines
Mon, Dec 21 - Mon, Dec 28
United Airlines Logo
5:00 am - 9:53 amORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
5h 53m1 stop Denver Intl
United Airlines Logo
2:28 pm - 9:18 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
5h 50m1 stop Denver Intl
$441United Airlines
Sat, Oct 10 - Wed, Oct 14
United Airlines Logo
8:50 am - 1:35 pmPIA  Greater Peoria-IDA Idaho Falls Fanning Field
5h 45m1 stop Denver Intl
United Airlines Logo
2:35 pm - 8:47 pmIDA  Idaho Falls Fanning Field-PIA Greater Peoria
5h 12m1 stop Denver Intl
$459United Airlines
Sat, Jan 30 - Wed, Feb 3
American Airlines Logo
10:30 am - 1:20 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
3h 50mnonstop
American Airlines Logo
1:50 pm - 6:24 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
3h 34mnonstop
$483American Airlines
Sat, Oct 10 - Wed, Oct 14
American Airlines Logo
2:50 pm - 9:42 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
7h 52m1 stop Dallas/Fort Worth
American Airlines Logo
1:50 pm - 6:24 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
3h 34mnonstop
$493American Airlines
Sat, Oct 10 - Wed, Oct 14
American Airlines Logo
10:30 am - 1:20 pmORD  Chicago O'Hare Intl-IDA Idaho Falls Fanning Field
3h 50mnonstop
American Airlines Logo
1:50 pm - 6:24 pmIDA  Idaho Falls Fanning Field-ORD Chicago O'Hare Intl
3h 34mnonstop
$495American Airlines
Mon, Oct 19 - Sat, Oct 24

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Delta flights from Illinois to Idaho Falls

Our best Delta deals on Illinois to Idaho Falls flight tickets
Delta
Jan 24
ORD7:30 amChicago O'Hare Intl
5h 57m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
Jan 30
IDA1:10 pmIdaho Falls Fanning Field
7h 43m
1 stop
ORD9:53 pmChicago O'Hare Intl
$360
Delta
Jan 24
ORD1:35 pmChicago O'Hare Intl
9h 44m
2 stops
IDA10:19 pmIdaho Falls Fanning Field
Jan 30
IDA1:10 pmIdaho Falls Fanning Field
7h 43m
1 stop
ORD9:53 pmChicago O'Hare Intl
$365
Delta
Oct 22
ORD7:35 amChicago O'Hare Intl
5h 47m
1 stop
IDA12:22 pmIdaho Falls Fanning Field
Oct 26
IDA1:05 pmIdaho Falls Fanning Field
8h 00m
1 stop
ORD10:05 pmChicago O'Hare Intl
$379

Alaska Airlines flights from Illinois to Idaho Falls

Our best Alaska Airlines deals on Illinois to Idaho Falls flight tickets
Alaska Airlines
Oct 24
ORD7:00 amChicago O'Hare Intl
9h 20m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
Oct 28
IDA6:09 amIdaho Falls Fanning Field
9h 41m
1 stop
ORD4:50 pmChicago O'Hare Intl
$390
Alaska Airlines
Oct 23
ORD5:46 pmChicago O'Hare Intl
22h 34m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
Oct 26
IDA3:57 pmIdaho Falls Fanning Field
20h 21m
1 stop
ORD1:18 pmChicago O'Hare Intl
$439
Alaska Airlines
Oct 19
ORD7:16 pmChicago O'Hare Intl
21h 04m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
Oct 24
IDA1:58 pmIdaho Falls Fanning Field
14h 42m
1 stop
ORD5:40 amChicago O'Hare Intl
$484

momondo Fare Finder

 
Use the filters below to find and compare flights from Illinois to Idaho Falls that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sun 1/24

1:55 pm-6:14 pm

1 stop5h 19m

Idaho Falls Fanning Field

Sat 1/30

1:10 pm-9:53 pm

1 stop7h 43m

$360

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sun 1/24

9:30 am-6:14 pm

2 stops9h 44m

Idaho Falls Fanning Field

Sat 1/30

1:10 pm-9:53 pm

1 stop7h 43m

$365

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Thu 10/22

7:35 am-12:22 pm

1 stop5h 47m

Idaho Falls Fanning Field

Mon 10/26

1:05 pm-10:05 pm

1 stop8h 00m

$379

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/24

7:00 am-3:20 pm

1 stop9h 20m

Idaho Falls Fanning Field

Wed 10/28

6:09 am-4:50 pm

1 stop9h 41m

$390

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Mon 12/21

4:30 pm-9:19 pm

1 stop5h 49m

Idaho Falls Fanning Field

Mon 12/28

4:20 pm-10:42 pm

1 stop5h 22m

$401

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/10

5:00 am-9:53 am

1 stop5h 53m

Idaho Falls Fanning Field

Wed 10/14

2:28 pm-9:18 pm

1 stop5h 50m

$441

PeoriaIdaho Falls

PIA Greater Peoria - IDA Idaho Falls Fanning Field

PIAIDA

Greater Peoria

Sat 1/30

8:50 am-1:35 pm

1 stop5h 45m

Idaho Falls Fanning Field

Wed 2/3

2:35 pm-8:47 pm

1 stop5h 12m

$459
Quickest round-trip

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/10

10:30 am-1:20 pm

Nonstop3h 50m

Idaho Falls Fanning Field

Wed 10/14

1:50 pm-6:24 pm

Nonstop3h 34m

$483

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Sat 10/10

2:50 pm-9:42 pm

1 stop7h 52m

Idaho Falls Fanning Field

Wed 10/14

1:50 pm-6:24 pm

Nonstop3h 34m

$493

ChicagoIdaho Falls

ORD Chicago O'Hare Intl - IDA Idaho Falls Fanning Field

ORDIDA

Chicago O'Hare Intl

Mon 10/19

10:30 am-1:20 pm

Nonstop3h 50m

Idaho Falls Fanning Field

Sat 10/24

1:50 pm-6:24 pm

Nonstop3h 34m

$495

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 Idaho Falls from

How to get the cheapest flight ticket from Illinois to Idaho Falls

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 Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $0.

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Tuesday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $409. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Friday is $523.

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

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

What cabin class options are available on Illinois to Idaho Falls flights?

There is only 1 cabin class available to choose from on Illinois to Idaho Falls 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 Illinois to Idaho Falls flights?

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

Cheap Illinois to Idaho Falls flight deals and tips

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

Best Price Found

$171

Fastest flight time

3h 50m

Direct flights

Every day

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from Illinois in the past 72 hours is $171. The best round-trip flight deal from Illinois to Idaho Falls found on momondo in the last 72 hours is $360.
The fastest flight from Illinois to Idaho Falls takes 3h 50m
Direct flights go from Illinois to Idaho Falls every day.
There is 1 airport in Idaho Falls. From Illinois there are direct flights to Idaho Falls Fanning Field (IDA).
Search flight deals

Frequently asked questions about flying from Illinois to Idaho Falls

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

    Prices for flights from Illinois to Idaho Falls Fanning Field Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents required for your trip to Idaho Falls Fanning Field Airport 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 Idaho Falls Fanning Field Airport. 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 Illinois to Idaho Falls?

Best airlines flying from Illinois to Idaho Falls

Compare and see reviews for airlines that fly from Illinois to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $319Free CancellationRating
7.4
10,245 reviews
Search United Airlines flights
American AirlinesPriceFrom $396Free CancellationRating
7.0
12,097 reviews
Search American Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

Finding the right flight to Idaho Falls from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho Falls quick and easy, saving you time and money.

Can I find flights from Illinois to Idaho Falls with flexible booking policies on momondo?

Yes. All flights to Idaho Falls from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Idaho Falls?

momondo provides multiple filters to help you find the best flight to Idaho Falls from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Idaho Falls from Illinois 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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