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O'Hare Intl

$119+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ORD
Feb 24 — Mar 31
Tue 2/24
Tue 3/3
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 January 25, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/23. 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.
Fri 2/275:20 pm
IDA
-
ORD
1 stop19h 51m
Alaska Airlines
Thu 3/53:54 pm
ORD
-
IDA
1 stop8h 42m
Alaska Airlines
Deal found 1/23$269
This Alaska Airlines deal was found by Cheapflights users on 1/23. 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.
Fri 2/275:20 pm
IDA
-
ORD
1 stop19h 51m
Alaska Airlines
Wed 3/48:20 am
ORD
-
IDA
2 stops16h 16m
Alaska Airlines
Deal found 1/23$311
This United Airlines deal was found by Cheapflights users on 1/23. 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.
Sat 2/74:19 pm
IDA
-
ORD
1 stop6h 40m
United Airlines
Wed 2/117:00 am
ORD
-
IDA
1 stop7h 30m
United Airlines
Deal found 1/23$348
This Delta deal was found by Cheapflights users on 1/23. 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 4/235:40 am
IDA
-
ORD
1 stop5h 45m
Delta
Mon 4/271:26 pm
ORD
-
IDA
2 stops10h 09m
Delta
Deal found 1/23$350
This Delta deal was found by Cheapflights users on 1/23. 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 5/71:05 pm
IDA
-
ORD
1 stop7h 53m
Delta
Tue 5/127:15 am
ORD
-
IDA
1 stop6h 12m
Delta
Deal found 1/23$371
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 4/1710:21 pm
IDA
-
ORD
1 stop7h 26m
Multiple Airlines
Sun 4/197:43 am
ORD
-
IDA
2 stops32h 44m
Multiple Airlines
Deal found 1/23$377
This Expedia deal was found by Cheapflights users on 1/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:20 pm
IDA
-
ORD
1 stop17h 41m
Alaska Airlines
Wed 2/253:54 pm
ORD
-
IDA
1 stop8h 42m
Alaska Airlines
Deal found 1/25$380
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/132:40 pm
IDA
-
ORD
1 stop7h 12m
United Airlines
Sun 2/157:10 am
ORD
-
IDA
1 stop7h 20m
United Airlines
Deal found 1/24$381

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 January 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Alaska Airlines)

One-way from

$119
(Alaska Airlines)

Popular in

November

Cheapest in

August

Average price

$570

Good round-trip deal

$422 or less
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. 5% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Idaho Falls Fanning Field to Chicago O'Hare Intl.
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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 January 25, 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

Idaho Falls

Fly to

O'Hare Intl

Route

Depart

Return

Price

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 2/27

5:20 pm-2:11 pm

1 stop19h 51m

Chicago O'Hare Intl

Wed 3/4

3:54 pm-11:36 pm

1 stop8h 42m

$269

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 5/21

6:03 pm-12:44 am

1 stop5h 41m

Chicago O'Hare Intl

Tue 5/26

7:00 am-1:24 pm

1 stop7h 24m

$269

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 2/27

5:20 pm-1:11 pm

2 stops18h 51m

Chicago O'Hare Intl

Thu 3/5

5:29 pm-4:43 pm

1 stop24h 14m

$337

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Sat 2/7

4:19 pm-11:59 pm

1 stop6h 40m

Chicago O'Hare Intl

Wed 2/11

7:00 am-1:30 pm

1 stop7h 30m

$348

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 4/23

5:40 am-12:25 pm

1 stop5h 45m

Chicago O'Hare Intl

Mon 4/27

1:26 pm-10:35 pm

2 stops10h 09m

$350

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Thu 5/7

1:05 pm-9:58 pm

1 stop7h 53m

Chicago O'Hare Intl

Tue 5/12

7:15 am-12:27 pm

1 stop6h 12m

$371

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Fri 4/17

10:21 pm-6:47 am

1 stop7h 26m

Chicago O'Hare Intl

Sun 4/19

7:43 am-3:27 pm

2 stops32h 44m

$377

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Wed 2/25

8:00 am-4:33 pm

1 stop7h 33m

$119

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Mon 2/23

10:31 pm-5:03 pm

2 stops41h 32m

$127

Idaho FallsChicago

IDA - ORD

IDAORD

Idaho Falls Fanning Field

Tue 2/24

5:20 pm-2:11 pm

1 stop19h 51m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 16 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 January 25, 2026.
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
9,198 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,198 reviews
United Airlines
7.4
Good
9,198 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,197 reviews
United Airlines
7.4
Good
9,198 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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?

    Alaska Airlines and United Airlines can get you from Idaho Falls to Chicago O'Hare Intl Airport in just under 5h 41m. Your travel time can differ by up to 14h 10m. 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 $299, 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 36% 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 $627, our data indicates the cheapest price to be $359. The most popular route (Idaho Falls Fanning Field - Chicago O'Hare Intl), is priced around $345.

  • 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
Naperville
Gurnee
Elgin
Hoffman Estates
Beloit
Delavan
Oak Brook
Des Plaines
Downers Grove
Elk Grove Village
Skokie
Libertyville
Lake Geneva
Waukegan
Bridgeview
Kenosha
Warrenville
Aurora

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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 January 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$299Average$485FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$323Average$391FlexibilityNo cancel feeOn-time71%

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