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O'Hare Intl

$122+ 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ORD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:45 amIDA - ORD
1 stop8h 15mUnited Airlines
Sun 12/215:50 pmORD - IDA
1 stop6h 09mUnited Airlines
Deal found 12/10$574
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 12/199:20 pmIDA - ORD
2 stops20h 13mMultiple Airlines
Sun 12/2110:49 pmORD - IDA
1 stop16h 31mMultiple Airlines
Deal found 12/10$604
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:05 pmIDA - ORD
1 stop5h 55mUnited Airlines
Tue 12/309:40 pmORD - IDA
1 stop13h 18mUnited Airlines
Deal found 12/11$608
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:00 amIDA - ORD
1 stop8h 55mUnited Airlines
Mon 12/299:40 pmORD - IDA
1 stop13h 18mUnited Airlines
Deal found 12/10$680
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:00 amIDA - ORD
1 stop5h 40mDelta
Tue 12/167:20 amORD - IDA
1 stop6h 17mDelta
Deal found 12/10$711
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:45 amIDA - ORD
1 stop8h 15mUnited Airlines
Wed 12/318:02 pmORD - IDA
2 stops14h 56mUnited Airlines
Deal found 12/10$753
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/257:00 amIDA - ORD
1 stop9h 52mAmerican Airlines
Mon 12/2912:10 pmORD - IDA
2 stops11h 11mAmerican Airlines
Deal found 12/10$938
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/251:10 pmIDA - ORD
2 stops9h 52mDelta
Mon 12/297:00 amORD - IDA
2 stops12h 17mDelta
Deal found 12/10$1,035

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$331
(United Airlines)

One-way from

$122
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$467
Provider with most accurate pricing for Idaho Falls Fanning Field-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Chicago O'Hare Intl flights.
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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
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 12, 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

Thu 1/22

10:51 am-6:46 pm

1 stop6h 55m

Chicago O'Hare Intl

Mon 1/26

2:36 pm-9:14 pm

1 stop7h 38m

$331

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 1/22

9:00 am-5:10 pm

1 stop7h 10m

Chicago O'Hare Intl

Mon 1/26

3:35 pm-10:59 pm

1 stop8h 24m

$350

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 2/14

8:00 am-4:33 pm

1 stop7h 33m

Chicago O'Hare Intl

Wed 2/18

3:54 pm-11:36 pm

1 stop8h 42m

$351

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 4/13

5:30 pm-11:57 pm

1 stop5h 27m

Chicago O'Hare Intl

Sat 4/18

8:55 am-1:24 pm

1 stop5h 29m

$367

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 1/12

6:58 pm-11:50 pm

1 stop27h 52m

Chicago O'Hare Intl

Sat 1/17

3:35 pm-10:59 pm

1 stop8h 24m

$367

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 2/9

9:00 am-5:10 pm

1 stop7h 10m

Chicago O'Hare Intl

Sun 2/15

3:54 pm-11:36 pm

1 stop8h 42m

$386

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 4/13

4:00 pm-11:58 pm

1 stop6h 58m

Chicago O'Hare Intl

Sat 4/18

3:20 pm-10:35 pm

1 stop8h 15m

$420

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 1/12

4:19 pm-11:59 pm

1 stop6h 40m

Chicago O'Hare Intl

Sat 1/17

8:20 pm-9:56 am

2 stops14h 36m

$463

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 1/12

9:20 pm-12:08 pm

3 stops37h 48m

$147

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 6/9

1:44 pm-6:00 pm

Nonstop3h 16m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 17 results
1
2

Compare providers for flights from Idaho Falls to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to O'Hare Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Idaho Falls-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, June is the cheapest month in which you can book a flight from Idaho Falls to Chicago O'Hare Intl Airport (average of $193). Flying from Idaho Falls to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $447). 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 December 12, 2025.

It’s typically best to fly out from Idaho Falls to Chicago O'Hare Intl Airport in the evening. Doing so could potentially save you 39% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost to fly round-trip from Idaho Falls to Chicago O'Hare Intl Airport?

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 December 12, 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
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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 are 0 daily outbound flights to Chicago O'Hare Intl from 2 different airlines.

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

    United Airlines and Alaska Airlines can get you from Idaho Falls to Chicago O'Hare Intl Airport in just under 6h 55m. Your travel time can differ by up to 15m. 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?

    United Airlines, at $311, 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 American Airlines. You may be able to fly from Idaho Falls to Chicago O'Hare Intl Airport for 32% less than the average price by searching for these airlines.

  • 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, June is the cheapest month in which you can book a flight from Idaho Falls to Chicago O'Hare Intl Airport (average of $193). Flying from Idaho Falls to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $447). 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
Gurnee
Elgin
Naperville
Hoffman Estates
Beloit
Delavan
Oak Brook
Downers Grove
Des Plaines
Elk Grove Village
Skokie
Lake Geneva
Bridgeview
Warrenville
Waukegan
Aurora
Kenosha
Evanston

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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$311Average$490FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$323Average$390FlexibilityNo cancel feeOn-time71%

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