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$269+ Cheap flights from Peoria, IL (PIA) to Idaho

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BOI
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Peoria to Idaho

Cheapest flights from Peoria to Idaho
Explore the most affordable flight options available from Peoria to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. 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.
Fri 12/54:19 pmPIA - BOI
1 stop7h 04mAmerican Airlines
Tue 12/96:44 amBOI - PIA
1 stop8h 01mAmerican Airlines
Deal found 10/28$269
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/51:15 pmPIA - BOI
2 stops11h 29mUnited Airlines
Tue 12/92:49 pmBOI - PIA
1 stop5h 07mUnited Airlines
Deal found 10/28$274
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/34:19 pmPIA - BOI
1 stop7h 06mAmerican Airlines
Tue 12/91:17 pmBOI - PIA
1 stop8h 42mAmerican Airlines
Deal found 10/29$319
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/410:52 amPIA - BOI
2 stops13h 47mAmerican Airlines
Tue 12/96:44 amBOI - PIA
1 stop8h 01mAmerican Airlines
Deal found 10/29$337
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/136:45 amPIA - BOI
1 stop5h 54mUnited Airlines
Sun 11/168:17 amBOI - PIA
1 stop7h 23mUnited Airlines
Deal found 10/30$339
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/51:15 pmPIA - BOI
2 stops11h 29mUnited Airlines
Wed 12/102:49 pmBOI - PIA
1 stop5h 07mUnited Airlines
Deal found 10/29$347
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/15:23 pmPIA - BOI
1 stop6h 22mUnited Airlines
Tue 12/92:49 pmBOI - PIA
1 stop5h 07mUnited Airlines
Deal found 10/29$350
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/213:33 pmPIA - GEG
1 stop21h 38mMultiple Airlines
Tue 11/2511:45 amGEG - PIA
1 stop22h 52mMultiple Airlines
Deal found 10/28$368
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/128:43 amPIA - JAC
1 stop5h 34mUnited Airlines
Sun 11/162:40 pmJAC - PIA
1 stop5h 16mUnited Airlines
Deal found 10/28$439
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/128:43 amPIA - IDA
1 stop5h 52mUnited Airlines
Sun 11/162:45 pmIDA - PIA
1 stop5h 11mUnited Airlines
Deal found 10/28$469
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/128:43 amPIA - GEG
1 stop6h 02mUnited Airlines
Sun 11/166:00 amGEG - PIA
2 stops12h 56mUnited Airlines
Deal found 10/28$553
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/258:43 amPIA - IDA
1 stop7h 33mUnited Airlines
Sun 11/309:35 pmIDA - PIA
1 stop22h 21mUnited Airlines
Deal found 10/27$639

Cheap flight deals from Peoria to Idaho

Keep the following information in mind while searching for Peoria to Idaho flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$269
(American Airlines)

Popular in

December

Cheapest in

April

Average price

$468
Provider with most accurate pricing for Greater Peoria-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Boise Air Term. Gowen Fld flights.
Search Deals
From Greater Peoria to Idaho
Search Deals
Highest demand for flights based on searches. 32% potential increase in price ($289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Idaho 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 October 30, 2025.
Use the filters below to find and compare flights from Peoria to Idaho that are best for you.

Fly from

Peoria

Fly to

Idaho

Route

Depart

Return

Price

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Fri 12/5

4:19 pm-10:23 pm

1 stop7h 04m

Boise Air Term. Gowen Fld

Wed 12/10

1:25 pm-10:59 pm

1 stop8h 34m

$269

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Fri 12/5

4:19 pm-10:23 pm

1 stop7h 04m

Boise Air Term. Gowen Fld

Tue 12/9

6:44 am-3:45 pm

1 stop8h 01m

$269

PeoriaSpokane

PIA - GEG

PIAGEG

Greater Peoria

Fri 1/23

11:15 am-6:49 pm

1 stop9h 34m

Spokane

Sun 1/25

6:00 am-3:24 pm

1 stop7h 24m

$269

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Fri 12/5

1:15 pm-11:44 pm

2 stops11h 29m

Boise Air Term. Gowen Fld

Tue 12/9

2:49 pm-8:56 pm

1 stop5h 07m

$274

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Wed 12/3

4:19 pm-10:25 pm

1 stop7h 06m

Boise Air Term. Gowen Fld

Tue 12/9

1:17 pm-10:59 pm

1 stop8h 42m

$319

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Thu 12/4

10:52 am-11:39 pm

2 stops13h 47m

Boise Air Term. Gowen Fld

Tue 12/9

6:44 am-3:45 pm

1 stop8h 01m

$337

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Thu 11/13

6:45 am-11:39 am

1 stop5h 54m

Boise Air Term. Gowen Fld

Sun 11/16

8:17 am-4:40 pm

1 stop7h 23m

$339

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Fri 11/14

4:26 pm-10:30 pm

1 stop7h 04m

Boise Air Term. Gowen Fld

Tue 11/18

1:25 pm-11:06 pm

1 stop8h 41m

$339

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Sat 1/10

6:30 am-12:39 pm

1 stop7h 09m

Boise Air Term. Gowen Fld

Sat 1/17

2:37 pm-8:47 pm

1 stop5h 10m

$349

PeoriaBoise

PIA - BOI

PIABOI

Greater Peoria

Sat 12/20

3:30 pm-10:59 pm

1 stop8h 29m

Boise Air Term. Gowen Fld

Tue 12/23

12:20 pm-9:39 pm

1 stop8h 19m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 20 results
1
2

Best time to book a flight from Peoria to Idaho

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

Cheapflights Insights

Everything you need to know about your flight from Peoria to Idaho

What is the cheapest month to book a flight from Peoria, Illinois to Idaho?

Currently, February is the cheapest month in which you can book a flight from Peoria, Illinois to Idaho (average of $239). Flying from Peoria, Illinois to Idaho in November is currently the most expensive (average of $696). 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

Get insights into the airlines that provide service to Idaho. 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. Reviews last updated October 30, 2025.
See what other customers who have flown with United Airlines and American Airlines from Peoria to Idaho 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
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,035 reviews
United Airlines
7.4
Good
8,998 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Peoria to Idaho. 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 Peoria to Idaho?

    If you book a flight to Idaho from Peoria, you will be flying from Greater Peoria, which is the city’s only airport. Greater Peoria (PIA) is located 6.0 mi from the center of Peoria.

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

    American Airlines and United Airlines can get you from Peoria, Illinois to Idaho in just under 7h 04m. Your travel time can differ by up to 4h 25m. The distance between Peoria, Illinois and Idaho is about 1367 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Peoria, Illinois to Idaho?

    While some choose either Greater Peoria - Jackson Hole or Greater Peoria - Spokane, Greater Peoria - Boise Air Term. Gowen Fld is the most popular route from Peoria, Illinois to Idaho.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Peoria to Idaho 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 Peoria, Illinois to Idaho?

    Currently, February is the cheapest month in which you can book a flight from Peoria, Illinois to Idaho (average of $239). Flying from Peoria, Illinois to Idaho in November is currently the most expensive (average of $696). 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

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Alternative routes for Peoria to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Peoria to Idaho

Discover the top 2 airlines that operate flights from Peoria to Idaho. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$527FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$320Average$625FlexibilityNo cancel feeOn-time69%

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