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Idaho Falls

$613+ Cheap flights from Peoria, IL to Idaho Falls (PIA - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — IDA
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Peoria to Idaho Falls

Cheapest flights from Peoria to Idaho Falls
Explore the most affordable flight options available from Peoria to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

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.
Tue 1/278:35 am
PIA
-
IDA
1 stop5h 55m
United Airlines
Sat 1/312:40 pm
IDA
-
PIA
2 stops20h 58m
United Airlines
Deal found 1/24$613
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/95:18 pm
PIA
-
IDA
2 stops21h 12m
United Airlines
Fri 2/135:33 pm
IDA
-
PIA
1 stop26h 04m
United Airlines
Deal found 1/25$623
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.
Thu 6/118:50 am
PIA
-
IDA
1 stop5h 41m
United Airlines
Mon 6/152:35 pm
IDA
-
PIA
1 stop5h 12m
United Airlines
Deal found 1/24$831

Find flight deals from Peoria to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$623
(United Airlines)
Provider with most accurate pricing for Greater Peoria-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Idaho Falls Fanning Field flights.
Search Deals
From Greater Peoria to Idaho Falls Fanning Field
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria 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 January 26, 2026.
Use the filters below to find and compare flights from Peoria to Idaho Falls that are best for you.

Fly from

Peoria

Fly to

Idaho Falls

Route

Depart

Return

Price

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Mon 2/9

5:18 pm-1:30 pm

2 stops21h 12m

Idaho Falls Fanning Field

Fri 2/13

5:33 pm-8:37 pm

1 stop26h 04m

$623

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Thu 6/11

8:50 am-1:31 pm

1 stop5h 41m

Idaho Falls Fanning Field

Mon 6/15

2:35 pm-8:47 pm

1 stop5h 12m

$831

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Compare providers for flights from Peoria 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 Peoria to Idaho Falls in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust 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 Peoria, Illinois-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Peoria, Illinois-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Peoria, Illinois-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Peoria, Illinois-Idaho Falls 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 Peoria, Illinois-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 Peoria to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Peoria 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.

Related info for your journey

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

  • How long is the flight from Peoria, Illinois to Idaho Falls?

    United Airlines can get you from Peoria, Illinois to Idaho Falls in just under 21h 12m. Your travel time can differ by up to . There are 1160 mi between Peoria, Illinois and Idaho Falls.

  • Can I find deals for flights from Peoria to Idaho Falls that include hotel bookings?

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

  • How can I find direct flights from Peoria to Idaho Falls?

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

  • Can I find deals for business class flights from Peoria to Idaho Falls?

    Yes. Cheapflights offers flight deals from Peoria 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.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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