How many flights depart from Idaho Falls to Chicago on average per week?

As of October 2026, there are 7 flights per week flying from Idaho Falls to Chicago. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

How many flights depart from Idaho Falls to Chicago on average per day?

The number of flights available between Idaho Falls and Chicago is 1 per day as of October 2026. The most frequent departure time is 1:00PM, with 100% of daily flights leaving in the afternoon.

What airlines fly to Chicago?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Chicago from Idaho Falls according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 3 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Idaho Falls Fanning Field to Chicago?

Delta is the most popular carrier operating from Idaho Falls Fanning Field to Chicago

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?

As of October 2026, there are 3 operators available to choose from 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.

$138 Cheap Flights from Idaho Falls to Chicago in 2026/27

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Find the cheapest flights from Idaho Falls to Chicago

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6:51 am - 4:09 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 18m1 stop Phoenix Sky Harbor Intl

3:04 pm - 9:49 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

7h 45m1 stop Dallas/Fort Worth

$341American Airlines

Wed, Dec 2 - Sat, Dec 5

6:51 am - 2:43 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

6h 52m1 stop Phoenix Sky Harbor Intl

5:00 pm - 11:02 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

7h 02m1 stop Phoenix Sky Harbor Intl

$341American Airlines

Wed, Dec 9 - Sat, Dec 12

4:10 pm - 11:59 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

6h 49m1 stop Denver Intl

7:00 am - 1:37 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

7h 37m1 stop Denver Intl

$341United Airlines

Wed, Dec 2 - Tue, Dec 8

2:35 pm - 10:46 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

7h 11m1 stop Denver Intl

8:40 am - 1:28 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

5h 48m1 stop Denver Intl

$341United Airlines

Tue, Nov 10 - Tue, Nov 17

6:51 am - 4:09 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 18m1 stop Phoenix Sky Harbor Intl

8:31 am - 5:05 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

9h 34m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$346American Airlines

Wed, Dec 2 - Tue, Dec 8

7:47 pm - 5:13 amIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 26m1 stop Las Vegas Harry Reid Intl

5:15 pm - 1:30 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

21h 15m1 stop Las Vegas Harry Reid Intl

$361Multiple Airlines

Mon, Nov 9 - Thu, Nov 12

5:30 pm - 11:59 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 29m1 stop Denver Intl

7:00 am - 1:28 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

7h 28m1 stop Denver Intl

$371United Airlines

Fri, Nov 13 - Tue, Nov 17

7:47 pm - 5:13 amIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 26m1 stop Las Vegas Harry Reid Intl

6:30 am - 1:30 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

32h 00m2 stops Denver Intl Las Vegas Harry Reid Intl

$378Multiple Airlines

Mon, Nov 9 - Thu, Nov 12

6:00 am - 12:25 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 25m1 stop Salt Lake City

5:15 pm - 10:19 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

6h 04m1 stop Salt Lake City

$380Delta

Sat, Jan 9 - Sun, Jan 10

6:00 am - 12:25 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 25m1 stop Salt Lake City

5:15 pm - 10:19 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

6h 04m1 stop Salt Lake City

$399Delta

Fri, Jan 8 - Sun, Jan 10

Cheap last minute flights

Enter your travel dates to find the best prices.

1:05 pm - 10:05 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 00m1 stop Salt Lake City

1:25 pm - 10:10 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

9h 45m2 stops Detroit Metropolitan Wayne County Salt Lake City

$522Delta

Thu, Oct 15 - Mon, Oct 19

1:05 pm - 10:05 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 00m1 stop Salt Lake City

4:00 pm - 10:10 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

7h 10m1 stop Salt Lake City

$540Delta

Sat, Oct 17 - Sat, Oct 24

1:05 pm - 10:05 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

8h 00m1 stop Salt Lake City

10:35 am - 10:10 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

12h 35m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$545Delta

Sat, Oct 17 - Sat, Oct 24

1:05 pm - 11:57 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

9h 52m2 stops Salt Lake City Atlanta Hartsfield-Jackson

10:35 am - 10:10 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

12h 35m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$551Delta

Sat, Oct 17 - Sat, Oct 24

1:50 pm - 6:24 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

3h 34mnonstop

10:30 am - 1:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

3h 50mnonstop

$573American Airlines

Thu, Oct 15 - Mon, Oct 19

5:51 pm - 11:59 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 08m1 stop Denver Intl

5:00 am - 9:53 amORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

5h 53m1 stop Denver Intl

$647United Airlines

Thu, Oct 15 - Mon, Oct 19

1:50 pm - 6:24 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

3h 34mnonstop

10:30 am - 1:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

3h 50mnonstop

$655American Airlines

Thu, Oct 15 - Mon, Oct 19

1:39 pm - 9:30 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

6h 51m1 stop Dallas/Fort Worth

10:30 am - 1:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

3h 50mnonstop

$681American Airlines

Sat, Oct 17 - Sat, Oct 24

1:39 pm - 9:30 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

6h 51m1 stop Dallas/Fort Worth

10:30 am - 1:20 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

3h 50mnonstop

$681American Airlines

Thu, Oct 15 - Mon, Oct 19

5:51 pm - 11:59 pmIDA Idaho Falls Fanning Field-ORD Chicago O'Hare Intl

5h 08m1 stop Denver Intl

9:20 pm - 1:24 pmORD Chicago O'Hare Intl-IDA Idaho Falls Fanning Field

17h 04m2 stops Sioux Falls Joe Foss Field Denver Intl

$837United Airlines

Thu, Oct 15 - Mon, Oct 19

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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

Dec 2

IDA4:10 pmIdaho Falls Fanning Field

6h 49m

1 stop

ORD11:59 pmChicago O'Hare Intl

Dec 8

ORD7:00 amChicago O'Hare Intl

7h 37m

1 stop

IDA1:37 pmIdaho Falls Fanning Field

$341

United Airlines

Nov 13

IDA5:30 pmIdaho Falls Fanning Field

5h 29m

1 stop

ORD11:59 pmChicago O'Hare Intl

Nov 17

ORD7:00 amChicago O'Hare Intl

7h 28m

1 stop

IDA1:28 pmIdaho Falls Fanning Field

$371

United Airlines

Dec 22

IDA4:20 pmIdaho Falls Fanning Field

7h 10m

1 stop

ORD12:30 amChicago O'Hare Intl

Jan 1

ORD3:40 pmChicago O'Hare Intl

6h 39m

1 stop

IDA9:19 pmIdaho Falls Fanning Field

$416

American Airlines flights from Idaho Falls to Chicago

Our best American Airlines deals on Idaho Falls to Chicago flight tickets

American Airlines

Dec 2

IDA6:51 amIdaho Falls Fanning Field

8h 18m

1 stop

ORD4:09 pmChicago O'Hare Intl

Dec 8

ORD8:31 amChicago O'Hare Intl

9h 34m

2 stops

IDA5:05 pmIdaho Falls Fanning Field

$346

American Airlines

Nov 10

IDA8:00 amIdaho Falls Fanning Field

9h 30m

1 stop

ORD6:30 pmChicago O'Hare Intl

Nov 17

ORD5:00 pmChicago O'Hare Intl

6h 59m

1 stop

IDA10:59 pmIdaho Falls Fanning Field

$379

American Airlines

Dec 2

IDA6:51 amIdaho Falls Fanning Field

8h 18m

1 stop

ORD4:09 pmChicago O'Hare Intl

Dec 8

ORD8:31 amChicago O'Hare Intl

9h 34m

2 stops

IDA5:05 pmIdaho Falls Fanning Field

$384

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Wed 12/2

6:51 am-4:09 pm

1 stop8h 18m

Chicago O'Hare Intl

Sat 12/5

3:04 pm-9:49 pm

1 stop7h 45m

$341

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Wed 12/9

6:51 am-2:43 pm

1 stop6h 52m

Chicago O'Hare Intl

Sat 12/12

5:00 pm-11:02 pm

1 stop7h 02m

$341

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Wed 12/2

4:10 pm-11:59 pm

1 stop6h 49m

Chicago O'Hare Intl

Tue 12/8

7:00 am-1:37 pm

1 stop7h 37m

$341

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Tue 11/10

2:35 pm-10:46 pm

1 stop7h 11m

Chicago O'Hare Intl

Tue 11/17

8:40 am-1:28 pm

1 stop5h 48m

$341

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Wed 12/2

6:51 am-4:09 pm

1 stop8h 18m

Chicago O'Hare Intl

Tue 12/8

8:31 am-5:05 pm

2 stops9h 34m

$346

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Mon 11/9

7:47 pm-5:13 am

1 stop8h 26m

Chicago O'Hare Intl

Thu 11/12

5:15 pm-1:30 pm

1 stop21h 15m

$361

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Fri 11/13

5:30 pm-11:59 pm

1 stop5h 29m

Chicago O'Hare Intl

Tue 11/17

7:00 am-1:28 pm

1 stop7h 28m

$371

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Mon 11/9

7:47 pm-5:13 am

1 stop8h 26m

Chicago O'Hare Intl

Thu 11/12

6:30 am-1:30 pm

2 stops32h 00m

$378

Quickest round-trip

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Sat 1/9

6:00 am-12:25 pm

1 stop5h 25m

Chicago O'Hare Intl

Sun 1/10

5:15 pm-10:19 pm

1 stop6h 04m

$380

Idaho FallsChicago

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

IDAORD

Idaho Falls Fanning Field

Fri 1/8

6:00 am-12:25 pm

1 stop5h 25m

Chicago O'Hare Intl

Sun 1/10

5:15 pm-10:19 pm

1 stop6h 04m

$399

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago?

The month of October is, on average, the cheapest month to fly to Chicago from Idaho Falls, with most prices found around $328. If you’re not able to fly to Chicago in October, then February is your next best option. Flight prices from Idaho Falls to Chicago during February average around $393.

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 Wednesday when prices can be found for as low as $498. 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 $498. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $601.

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 2 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?

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	$138
Fastest flight time	3h 34m
Direct flights	Tue, Thu and Sun
Airports in Chicago	3 airports

The best one-way flight to Chicago from Idaho Falls in the past 72 hours is $138. The best round-trip flight deal from Idaho Falls to Chicago found on momondo in the last 72 hours is $341.

The fastest flight from Idaho Falls to Chicago takes 3h 34m

Direct flights go from Idaho Falls to Chicago on Tuesday, Thursday and Sunday. The only airline offering direct flights is American Airlines.

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 34m 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?
As of October 2026, there are 3 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Idaho Falls to Chicago is Canadair (Bombardier) Regional Jet 700, representing 75.61% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 14.63%, Boeing 737 MAX 8 at 2.44%, and Boeing 737 MAX 9 at 2.44%.
What is the most popular airline from Idaho Falls to Chicago?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Idaho Falls to Chicago is United Airlines (47% of total bookings). The next most popular airlines are American Airlines (34%) and Delta (19%).

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 Airlines	PriceFrom $290	Free Cancellation	Rating 7.0 12,165 reviews	Search American Airlines flights
United Airlines	PriceFrom $311	Free Cancellation	Rating 7.4 10,362 reviews	Search United Airlines flights
Delta	PriceFrom $319	Free Cancellation	Rating 7.8 8,650 reviews	Search Delta flights

American Airlines Flights From Idaho Falls to Chicago
American Airlines operates around 7 flights from Idaho Falls to Chicago every week. The average price of these flights found in the last 72 hours has been $457, but momondo users have found American Airlines deals from Idaho Falls to Chicago from as low as $290 round-trip. American Airlines has been scored 7.0/10 in 12,165 reviews.

Merrillville

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Lansing

Benton Harbor

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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Cheap flights from Idaho Falls to Chicago from $138

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 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Idaho Falls to Chicago

Our best United Airlines deals on Idaho Falls to Chicago flight tickets

American Airlines flights from Idaho Falls to Chicago

Our best American Airlines deals on Idaho Falls to Chicago flight tickets

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

What is the cheapest month to fly to Chicago?

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

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

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

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

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

What is the cheapest airline that flies from Idaho Falls Fanning Field to Chicago?

What airlines fly to Chicago?

How many flights depart from Idaho Falls to Chicago on average per day?

How many flights depart from Idaho Falls to Chicago on average per week?

When to book flights from Idaho Falls to Chicago

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

Best Price Found

Fastest flight time

Direct flights

Airports in Chicago

Frequently asked questions about flying 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

Traveling to a place near Chicago?

Why use momondo?

An easier way to manage your Chicago trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Fly your favorite airline to Chicago

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Chicago

List of cabin classes available on flights landing in Chicago. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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