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$409+ Cheap flights from Peoria, IL to Billings (PIA - BIL)

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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BIL
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Peoria to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to Billings (BIL). 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 September 14, 2025.

Round-trip from

$409
(United Airlines)
From Greater Peoria to Billings Logan Intl
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Find flight deals from Peoria to Billings

Cheapest flights from Peoria to Billings
Explore the most affordable flight options available from Peoria to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 9/276:55 amPIA - BIL
1 stop5h 21mUnited Airlines
Sat 10/42:30 pmBIL - PIA
1 stop5h 35mUnited Airlines
Deal found 9/14$409
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/106:01 amPIA - BIL
1 stop6h 49mAmerican Airlines
Fri 10/1712:20 pmBIL - PIA
1 stop6h 20mAmerican Airlines
Deal found 9/11$425
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/106:00 amPIA - BIL
1 stop6h 16mUnited Airlines
Fri 10/177:00 amBIL - PIA
2 stops14h 15mUnited Airlines
Deal found 9/11$478

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Billings 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 September 14, 2025.
Use the filters below to find and compare flights from Peoria to Billings that are best for you.

Fly from

Peoria

Fly to

Billings

Route

Depart

Return

Price

PeoriaBillings

PIA - BIL

PIABIL

Greater Peoria

Sat 9/27

6:55 am-11:16 am

1 stop5h 21m

Billings Logan Intl

Sat 10/4

2:30 pm-9:05 pm

1 stop5h 35m

$409

PeoriaBillings

PIA - BIL

PIABIL

Greater Peoria

Fri 10/10

6:01 am-11:50 am

1 stop6h 49m

Billings Logan Intl

Fri 10/17

12:20 pm-7:40 pm

1 stop6h 20m

$425

PeoriaBillings

PIA - BIL

PIABIL

Greater Peoria

Fri 10/10

6:00 am-11:16 am

1 stop6h 16m

Billings Logan Intl

Fri 10/17

7:00 am-10:15 pm

2 stops14h 15m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Peoria to Billings

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

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated September 14, 2025.
Read reviews from past customers who have flown United Airlines from Peoria to Billings. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,931 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Boarding

7.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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 Peoria to Billings. 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 Billings?

    There are many flights that can get you from Peoria, Illinois to Billings in 5h 21m. Fly via United Airlines or American Airlines to get the fastest option. The distance between Peoria, Illinois and Billings is about 1010 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Peoria to Billings 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 Billings?

    Currently, January is the cheapest month in which you can book a flight from Peoria, Illinois to Billings (average of $396). Flying from Peoria, Illinois to Billings in June is currently the most expensive (average of $510). 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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Top airline flying from Peoria to Billings

Discover the top airline that operate flights from Peoria to Billings. 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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$394Average$668FlexibilityNo cancel feeOn-time69%

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