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O'Hare Intl

$113+ Cheap flights from Idaho Falls (IDA) to O'Hare Intl (ORD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Idaho Falls to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$272
(Kiwi.com)

One-way from

$113
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$436

Good round-trip deal

$387 or less

Good one-way deal

$297 or less
From Idaho Falls Fanning Field to Chicago O'Hare Intl
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One-way flight from Idaho Falls Fanning Field to Chicago O'Hare Intl
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Highest demand for flights based on searches. 17% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Idaho Falls Fanning Field to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Idaho Falls Fanning Field to Chicago O'Hare Intl.
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Find flight deals from Idaho Falls to O'Hare Intl

Cheapest flights from Idaho Falls to O'Hare Intl
Explore the most affordable flight options available from Idaho Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/710:56 pmIDA - ORD
2 stops24h 16mMultiple Airlines
Sun 11/910:43 pmORD - IDA
1 stop15h 24mMultiple Airlines
Deal found 9/10$291
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:57 pmIDA - ORD
1 stop11h 54mMultiple Airlines
Sun 10/51:03 pmORD - IDA
1 stop24h 46mMultiple Airlines
Deal found 9/10$312
This Hawaiian Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:50 pmIDA - ORD
1 stop7h 34mHawaiian Airlines
Tue 11/48:00 amORD - IDA
1 stop8h 13mHawaiian Airlines
Deal found 9/10$313
This Hawaiian Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:50 pmIDA - ORD
1 stop7h 34mHawaiian Airlines
Sat 11/153:25 pmORD - IDA
1 stop9h 34mHawaiian Airlines
Deal found 9/10$322
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/299:39 pmIDA - ORD
2 stops19h 35mMultiple Airlines
Sun 10/51:03 pmORD - IDA
1 stop24h 46mMultiple Airlines
Deal found 9/10$329
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:57 pmIDA - ORD
1 stop11h 54mMultiple Airlines
Mon 10/66:35 amORD - IDA
1 stop7h 14mMultiple Airlines
Deal found 9/10$332
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:57 pmIDA - ORD
1 stop11h 54mMultiple Airlines
Thu 10/91:26 pmORD - IDA
2 stops27h 48mMultiple Airlines
Deal found 9/10$334
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/299:39 pmIDA - ORD
2 stops19h 35mMultiple Airlines
Mon 10/66:35 amORD - IDA
1 stop7h 14mMultiple Airlines
Deal found 9/10$349
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/13:57 pmIDA - ORD
1 stop7h 06mAlaska Airlines
Tue 10/76:00 amORD - IDA
1 stop17h 38mAlaska Airlines
Deal found 9/10$362
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:05 amIDA - ORD
2 stops22h 55mAlaska Airlines
Tue 11/48:00 amORD - IDA
1 stop8h 13mAlaska Airlines
Deal found 9/10$366
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:11 pmIDA - ORD
Nonstop3h 17mAmerican Airlines
Mon 10/279:45 amORD - IDA
Nonstop3h 40mAmerican Airlines
Deal found 9/10$371

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
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

Idaho Falls

Fly to

O'Hare Intl

Route

Depart

Return

Price

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 11/1

3:50 pm-12:24 am

1 stop7h 34m

Chicago O'Hare Intl

Tue 11/4

8:00 am-3:13 pm

1 stop8h 13m

$313

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 11/1

3:50 pm-12:24 am

1 stop7h 34m

Chicago O'Hare Intl

Sat 11/15

3:25 pm-11:59 pm

1 stop9h 34m

$322

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 10/1

3:57 pm-12:03 am

1 stop7h 06m

Chicago O'Hare Intl

Tue 10/7

6:00 am-10:38 pm

1 stop17h 38m

$362

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 11/1

6:05 am-6:00 am

2 stops22h 55m

Chicago O'Hare Intl

Tue 11/4

8:00 am-3:13 pm

1 stop8h 13m

$366

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 10/8

5:56 pm-11:59 pm

1 stop5h 03m

Chicago O'Hare Intl

Fri 10/10

5:01 am-9:48 am

1 stop5h 47m

$371

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 10/24

1:11 pm-5:28 pm

Nonstop3h 17m

Chicago O'Hare Intl

Mon 10/27

9:45 am-12:25 pm

Nonstop3h 40m

$371

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 11/1

6:05 am-6:00 am

2 stops22h 55m

Chicago O'Hare Intl

Sat 11/15

8:00 am-3:13 pm

1 stop8h 13m

$377

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 11/1

2:45 pm-8:58 pm

1 stop5h 13m

Chicago O'Hare Intl

Sat 11/15

1:00 pm-5:46 pm

1 stop5h 46m

$381

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 10/7

4:15 pm-6:59 pm

2 stops25h 44m

Chicago O'Hare Intl

Tue 10/14

7:59 pm-10:38 pm

2 stops27h 39m

$405

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 10/9

5:00 am-11:28 am

1 stop5h 28m

Chicago O'Hare Intl

Sun 10/12

5:01 am-9:48 am

1 stop5h 47m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 22 results
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Best time to book a flight from Idaho Falls to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Idaho Falls to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Chicago O'Hare Intl Airport (average of $245). Flying from Idaho Falls to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IDA to ORD?

Find hourly flight availability from Idaho Falls to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

It’s typically best to fly out from Idaho Falls to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 38% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated September 11, 2025.
See what other customers who have flown with United Airlines and American Airlines from Idaho Falls to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Chicago O'Hare Intl?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to Chicago O'Hare Intl from Idaho Falls. Booking flights from Fanning Field (IDA) to Chicago O'Hare Intl should be relatively easy as there is 1 daily outbound flight to Chicago O'Hare Intl from 2 different airlines.

  • How long is the flight from Idaho Falls to Chicago O'Hare Intl Airport?

    Hawaiian Airlines, Alaska Airlines, and United Airlines can get you from Idaho Falls to Chicago O'Hare Intl Airport in just under 5h 03m. Your travel time can differ by up to 2h 31m. Airlines will cover a distance of 1225 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Idaho Falls to Chicago O'Hare Intl Airport round-trip?

    American Airlines, at $323, was found to be the cheapest airline from Idaho Falls to Chicago O'Hare Intl Airport. An alternate airline flying to your destination would be United Airlines. You may be able to fly from Idaho Falls to Chicago O'Hare Intl Airport for 33% less than the average price by searching for these airlines.

  • What are the cheapest flights from Idaho Falls to Chicago O'Hare Intl Airport?

    Looking for the cheapest flight from Idaho Falls to Chicago O'Hare Intl Airport? While on average our users pay $377, our data indicates the cheapest price to be $260. The most popular route (Idaho Falls Fanning Field - Chicago O'Hare Intl), is priced around $291.

  • Can I find deals for flights from Idaho Falls to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to O'Hare Intl.

  • Can I find deals for business class flights from Idaho Falls to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Idaho Falls to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Idaho Falls to Chicago O'Hare Intl Airport (average of $245). Flying from Idaho Falls to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Beloit
Racine
Rockford
Orland Park
Oak Brook
Downers Grove
Naperville
Elk Grove Village
Evanston
Merrillville
Bridgeview
Warrenville

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Idaho Falls to O'Hare Intl

Discover the top 2 airlines that operate flights from Idaho Falls to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$323Average$401FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$361Average$490FlexibilityNo cancel feeOn-time69%

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