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Idaho Falls

$172+ Cheap flights from Peoria, IL to Idaho Falls (PIA - 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — IDA
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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 10/245:20 pm
PIA
-
IDA
2 stops21h 15m
United Airlines
Tue 10/275:00 am
IDA
-
PIA
2 stops7h 41m
United Airlines
Deal found 3/8$493
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 10/2410:55 am
PIA
-
IDA
2 stops11h 13m
United Airlines
Wed 10/282:35 pm
IDA
-
PIA
2 stops8h 44m
United Airlines
Deal found 3/10$506
This United Airlines deal was found by Cheapflights users on 3/6. 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 8/118:50 am
PIA
-
IDA
1 stop5h 34m
United Airlines
Tue 8/252:30 pm
IDA
-
PIA
2 stops8h 52m
United Airlines
Deal found 3/6$545

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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$545
(United Airlines)

One-way from

$172
(Kiwi.com)
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
One-way flight from Greater Peoria to Idaho Falls Fanning Field
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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 March 11, 2026.
Use the filters below to find and compare flights from Peoria to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Tue 8/11

8:50 am-1:24 pm

1 stop5h 34m

Idaho Falls Fanning Field

Tue 8/25

2:30 pm-12:22 am

2 stops8h 52m

$545
Quickest round-trip

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Sun 3/22

9:00 am-1:30 pm

1 stop5h 30m

Idaho Falls Fanning Field

Thu 3/26

2:35 pm-8:39 pm

1 stop5h 04m

$641

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Thu 4/9

8:50 am-9:53 am

1 stop26h 03m

Idaho Falls Fanning Field

Sat 4/11

5:45 pm-11:57 pm

2 stops29h 12m

$771

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Mon 3/23

5:25 pm-3:40 pm

2 stops23h 15m

Idaho Falls Fanning Field

Fri 3/27

2:35 pm-9:21 pm

2 stops29h 46m

$807
Cheapest one-way

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Sat 4/11

4:48 pm-3:27 pm

3 stops47h 39m

$221
Quickest one-way

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Fri 4/10

6:00 am-11:39 pm

2 stops18h 39m

$318

PeoriaIdaho Falls

PIA - IDA

PIAIDA

Greater Peoria

Fri 4/10

5:35 pm-1:24 pm

3 stops20h 49m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

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 March.
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 5h 34m. 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

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