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$239+ Cheap flights from Peoria, IL to Buffalo (PIA - BUF)

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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BUF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Peoria to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) to Buffalo (BUF). 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 June 12, 2025.

Round-trip from

$249
(American Airlines)

One-way from

$239
(American Airlines)

Popular in

November

Cheapest in

January

Average price

$376
From Greater Peoria to Buffalo
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One-way flight from Greater Peoria to Buffalo
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Highest demand for flights based on searches. 26% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 12% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Peoria to Buffalo

Cheapest flights from Peoria to Buffalo
Explore the most affordable flight options available from Peoria to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 11/14:38 pmPIA - BUF
1 stop6h 28mAmerican Airlines
Sat 11/811:43 amBUF - PIA
1 stop5h 04mAmerican Airlines
Deal found 6/12$249
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 6/263:39 pmPIA - BUF
1 stop4h 22mUnited Airlines
Mon 6/307:00 amBUF - PIA
1 stop4h 19mUnited Airlines
Deal found 6/11$313
This Mytrip deal was found by Cheapflights users on 6/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/210:09 pmPIA - BUF
3 stops35h 23mMultiple Airlines
Mon 7/711:53 amBUF - PIA
3 stops26h 57mMultiple Airlines
Deal found 6/9$637

Cheapflights Fare Finder

Customize your flight search to find flights from Peoria to Buffalo 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 June 12, 2025.
Use the filters below to find and compare flights from Peoria to Buffalo that are best for you.

Fly from

Peoria

Fly to

Buffalo

Route

Depart

Return

Price

PeoriaBuffalo

PIA - BUF

PIABUF

Greater Peoria

Sat 11/1

4:38 pm-12:06 am

1 stop6h 28m

Buffalo

Sat 11/8

11:43 am-3:47 pm

1 stop5h 04m

$249

PeoriaBuffalo

PIA - BUF

PIABUF

Greater Peoria

Thu 6/26

3:39 pm-9:01 pm

1 stop4h 22m

Buffalo

Mon 6/30

7:00 am-10:19 am

1 stop4h 19m

$313

PeoriaBuffalo

PIA - BUF

PIABUF

Greater Peoria

Wed 7/2

10:09 pm-10:32 am

3 stops35h 23m

Buffalo

Mon 7/7

11:53 am-1:50 pm

3 stops26h 57m

$637

PeoriaBuffalo

PIA - BUF

PIABUF

Greater Peoria

Sat 7/26

4:11 pm-12:32 am

1 stop7h 21m

$239

PeoriaBuffalo

PIA - BUF

PIABUF

Greater Peoria

Sat 7/26

3:39 pm-11:44 pm

2 stops7h 05m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Peoria to Buffalo

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

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

Currently, January is the cheapest month in which you can book a flight from Peoria, Illinois to Buffalo (average of $256). Flying from Peoria, Illinois to Buffalo in December is currently the most expensive (average of $337). 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.

What is the cheapest time of day to fly from PIA to BUF?

Find hourly flight availability from Peoria to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Peoria, Illinois to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 24% versus a flight in the morning.

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated June 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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
8,790 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Overall

7.4

Entertainment

7.0

Crew

8.1

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 Buffalo. 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 Peoria, Illinois to Buffalo round-trip?

    American Airlines, at $249, was found to be the cheapest airline from Peoria, Illinois to Buffalo. An alternate airline flying to your destination would be United Airlines. You may be able to fly from Peoria, Illinois to Buffalo for 32% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Peoria, Illinois to Buffalo (average of $256). Flying from Peoria, Illinois to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near Peoria?

Book flights to Peoria if you plan to visit one of these locations
Williamsville
Amherst
Orchard Park
Batavia
Eden
Cheektowaga
West Seneca

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Alternative routes for Peoria to Buffalo

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 Buffalo

Discover the top 2 airlines that operate flights from Peoria to Buffalo. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$361FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$198Average$283FlexibilityNo cancel feeOn-time71%

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