Cheap Flights from Belleville (BLV) to Buffalo (BUF)

Popular airlines from Belleville, IL (BLV-MidAmerica-St. Louis) to Buffalo Niagara Intl. Airport (BUF)

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Frequently asked questions

How much does a flight from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF) cost?
Snag a cheap one-way flight or cheap return flight from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from BLV to BUF is , when demand is low. Off-peak season is usually when better flight deals are available between these airports.
What is the cheapest airline that flies from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF)?
To find the cheapest airline that'll fly you from BLV to BUF, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF)?
Direct flights from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BLV to BUF?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF)?
Choose a flight from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Waiting until just before your departure to book a flight from BLV to BUF generally means paying more. While you might find some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of snagging a bargain.
Is it cheaper to book a BLV to BUF flight and hotel package?
Compared with arranging hotels and flights separately, booking a BLV to BUF flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of stays, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from MidAmerica-St. Louis Airport (BLV) to Buffalo Niagara Intl. Airport (BUF)?
In most instances, you can reschedule or cancel your BLV to BUF flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
MidAmerica-St. Louis
Destination airport
Buffalo Niagara Intl.
Distance
653 mi

Book with confidence

Book with confidence

Belleville to Buffalo Flights

The cheapest times to fly from Belleville to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Belleville to Buffalo are during the month of . You can find some of the cheapest flights from Belleville to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Belleville to Buffalo

Sunday is one of the best days to book for cheap flights from Belleville to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Belleville to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Belleville to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Belleville to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Belleville to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Belleville to Buffalo Flights

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Explore a world of travel with Expedia

*Available to One Key members.