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Idaho Falls

$109+ Cheap flights from O'Hare Intl (ORD) to Idaho Falls (IDA)

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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IDA
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Idaho Falls

Cheapest flights from O'Hare Intl to Idaho Falls
Explore the most affordable flight options available from O'Hare Intl to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This United Airlines deal was found by Cheapflights users on 12/27. 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.
Wed 12/318:45 amORD - IDA
1 stop7h 37mUnited Airlines
Fri 1/24:05 pmIDA - ORD
1 stop6h 09mUnited Airlines
Deal found 12/27$651
This United Airlines deal was found by Cheapflights users on 12/27. 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.
Mon 12/299:18 pmORD - IDA
2 stops26h 41mUnited Airlines
Mon 1/54:05 pmIDA - ORD
1 stop5h 55mUnited Airlines
Deal found 12/27$704
This Delta deal was found by Cheapflights users on 12/27. 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.
Wed 12/311:35 pmORD - IDA
2 stops10h 17mDelta
Fri 1/25:55 amIDA - ORD
2 stops8h 26mDelta
Deal found 12/27$830
This American Airlines deal was found by Cheapflights users on 12/27. 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.
Wed 12/311:40 pmORD - IDA
1 stop9h 41mAmerican Airlines
Fri 1/27:00 amIDA - ORD
1 stop9h 52mAmerican Airlines
Deal found 12/27$860

Find flight deals from O'Hare Intl to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Idaho Falls (IDA). 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 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$330
(Alaska Airlines)

One-way from

$109
(Trip.com)

Popular in

March

Cheapest in

September

Average price

$881
Provider with most accurate pricing for Chicago O'Hare Intl-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Idaho Falls Fanning Field flights.
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From Chicago O'Hare Intl to Idaho Falls Fanning Field
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One-way flight from Chicago O'Hare Intl to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 26% potential increase in price ($218 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($76 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 O'Hare Intl to Idaho Falls 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 28, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Idaho Falls that are best for you.

Fly from

O'Hare Intl

Fly to

Idaho Falls

Route

Depart

Return

Price

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 1/20

6:06 pm-6:18 pm

1 stop25h 12m

Idaho Falls Fanning Field

Tue 1/27

9:00 am-5:10 pm

1 stop7h 10m

$330

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 1/20

7:20 am-12:34 pm

1 stop6h 14m

Idaho Falls Fanning Field

Tue 1/27

6:35 pm-8:43 am

2 stops13h 08m

$336

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Wed 3/4

7:10 am-1:30 pm

1 stop7h 20m

Idaho Falls Fanning Field

Sun 3/8

2:35 pm-9:29 pm

1 stop5h 54m

$371

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Fri 2/27

8:40 am-1:30 pm

1 stop5h 50m

Idaho Falls Fanning Field

Mon 3/2

5:33 pm-11:59 pm

1 stop5h 26m

$371

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Fri 1/23

3:35 pm-10:59 pm

1 stop8h 24m

Idaho Falls Fanning Field

Sun 1/25

9:00 am-5:10 pm

1 stop7h 10m

$379

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 3/5

7:00 am-1:30 pm

1 stop7h 30m

Idaho Falls Fanning Field

Sun 3/8

2:35 pm-9:29 pm

1 stop5h 54m

$385

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Thu 3/5

5:29 pm-4:43 pm

1 stop24h 14m

Idaho Falls Fanning Field

Sun 3/8

8:00 am-12:01 pm

1 stop27h 01m

$386

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Fri 1/30

2:06 pm-10:59 pm

2 stops9h 53m

Idaho Falls Fanning Field

Mon 2/2

6:58 pm-5:10 pm

1 stop21h 12m

$414

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Fri 3/6

1:20 pm-5:49 pm

1 stop5h 29m

Idaho Falls Fanning Field

Mon 3/9

6:55 pm-8:30 am

2 stops12h 35m

$416

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Sun 1/25

9:38 pm-2:19 pm

1 stop17h 41m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 17 results
1
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Compare providers for flights from O'Hare Intl to Idaho Falls

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 O'Hare Intl to Idaho Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Chicago O'Hare Intl Airport-Idaho Falls flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago O'Hare Intl Airport-Idaho Falls flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Idaho Falls 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 Chicago O'Hare Intl Airport-Idaho Falls 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 O'Hare Intl to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from O'Hare Intl 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 Chicago O'Hare Intl Airport to Idaho Falls

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

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Idaho Falls (average of $229). Flying from Chicago O'Hare Intl Airport to Idaho Falls in November is currently the most expensive (average of $355). 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 Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated December 28, 2025.
See what other customers who have flown with American Airlines from Chicago O'Hare Intl Airport to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,072 reviews

Crew

8.0

Food

6.5

Comfort

7.2

Overall

7.2

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,072 reviews
American Airlines
7.2
Good
11,072 reviews

Crew

8.0

Food

6.5

Comfort

7.2

Overall

7.2

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Idaho Falls. 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 into for flights to Idaho Falls from Chicago O'Hare Intl?

    Most people fly into Idaho Falls Fanning Field (IDA) if they book a flight to Idaho Falls from Chicago O'Hare Intl. On average, Fanning Field has 0 inbound flights from Chicago O'Hare Intl per day from 1 airline. Idaho Falls Fanning Field is conveniently located just 3.8 mi from Idaho Falls’s city center.

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

    Airlines like Alaska Airlines, Delta, and United Airlines fly from Chicago O'Hare Intl Airport to Idaho Falls in about 6h 14m. The time it takes to get you to your destination can typically vary by up to 18h 58m. The distance from Chicago O'Hare Intl Airport to Idaho Falls is about 1225 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Chicago O'Hare Intl Airport to Idaho Falls round-trip?

    Cheapflights users have booked flights from Chicago O'Hare Intl Airport to Idaho Falls round-trip from $323. American Airlines is 47% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to Idaho Falls 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 Chicago O'Hare Intl Airport to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Idaho Falls (average of $229). Flying from Chicago O'Hare Intl Airport to Idaho Falls in November is currently the most expensive (average of $355). 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 Idaho Falls?

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Top airline flying from O'Hare Intl to Idaho Falls

Discover the top airline that operate flights from O'Hare Intl to Idaho Falls. 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 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$323Average$391FlexibilityNo cancel feeOn-time71%

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