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Peoria

$222+ Cheap flights from Boise to Peoria, IL (BOI - PIA)

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PIA
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Boise to Peoria

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Peoria (PIA). 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 July 29, 2025.

Round-trip from

$344
(United Airlines)

One-way from

$222
(American Airlines)
From Boise Air Term. Gowen Fld to Greater Peoria
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One-way flight from Boise Air Term. Gowen Fld to Greater Peoria
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Find flight deals from Boise to Peoria

Cheapest flights from Boise to Peoria
Explore the most affordable flight options available from Boise to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. 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 8/1512:39 pmBOI - PIA
1 stop7h 53mUnited Airlines
Mon 8/183:39 pmPIA - BOI
1 stop8h 13mUnited Airlines
Deal found 7/29$344
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 8/131:36 pmBOI - PIA
1 stop8h 40mAmerican Airlines
Sun 8/176:00 amPIA - BOI
1 stop7h 29mAmerican Airlines
Deal found 7/28$438

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Peoria 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 July 29, 2025.
Use the filters below to find and compare flights from Boise to Peoria that are best for you.

Fly from

Boise

Fly to

Peoria

Route

Depart

Return

Price

BoisePeoria

BOI - PIA

BOIPIA

Boise Air Term. Gowen Fld

Fri 8/15

12:39 pm-9:32 pm

1 stop7h 53m

Greater Peoria

Mon 8/18

3:39 pm-10:52 pm

1 stop8h 13m

$344

BoisePeoria

BOI - PIA

BOIPIA

Boise Air Term. Gowen Fld

Wed 8/13

1:36 pm-11:16 pm

1 stop8h 40m

Greater Peoria

Sun 8/17

6:00 am-12:29 pm

1 stop7h 29m

$438

BoisePeoria

BOI - PIA

BOIPIA

Boise Air Term. Gowen Fld

Wed 8/13

1:36 pm-11:16 pm

1 stop8h 40m

$222

BoisePeoria

BOI - PIA

BOIPIA

Boise Air Term. Gowen Fld

Wed 8/13

7:15 pm-10:19 am

2 stops14h 04m

$267

BoisePeoria

BOI - PIA

BOIPIA

Boise Air Term. Gowen Fld

Thu 8/14

6:06 pm-3:26 pm

3 stops20h 20m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Boise to Peoria

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

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. 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 Peoria. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Boise to Peoria to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,899 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,899 reviews
United Airlines
7.4
Good
8,899 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,899 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

  • What are the cheapest airlines flying from Boise to Peoria, Illinois round-trip?

    Flying on United Airlines is currently your cheapest option to Peoria, Illinois, with prices starting at $344. Another option worth looking into is American Airlines, starting at $438 round trip.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Boise to Peoria, Illinois (average of $318). Flying from Boise to Peoria, Illinois in October is currently the most expensive (average of $425). 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.

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Top airline flying from Boise to Peoria

Discover the top airline that operate flights from Boise to Peoria. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$355Average$574FlexibilityNo cancel feeOn-time71%

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