Cheap Flights from Marion (MWA) to Buffalo (BUF)

Popular airlines from Marion, IL (MWA-Williamson County Regional) to Buffalo Niagara Intl. Airport (BUF)

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Frequently asked questions

How much does a flight from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF) cost?
Snag a cheap one-way flight or cheap return flight from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF)?
is the most affordable month to fly from MWA to BUF. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF)?
To find the cheapest airline that'll fly you from MWA to BUF, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF)?
You'll need to catch a flight with a layover when traveling from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from MWA to BUF?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF)?
Select a flight from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures have a 22% higher chance of being canceled, on average.**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 Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Booking your plane ticket from MWA to BUF shortly before your journey is generally more expensive. But if you're flexible with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a MWA to BUF flight and hotel package?
Compared with arranging flights and hotels separately, booking a MWA to BUF flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and select from our extensive range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Williamson County Regional Airport (MWA) to Buffalo Niagara Intl. Airport (BUF)?
It's usually possible to cancel or reschedule your MWA to BUF flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Williamson County Regional
Destination airport
Buffalo Niagara Intl.
Distance
648 mi

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Marion to Buffalo Flights

The cheapest times to fly from Marion 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 Marion to Buffalo are during the month of . You can find some of the cheapest flights from Marion to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Marion to Buffalo

Sunday is one of the best days to book for cheap flights from Marion 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 Marion 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 Marion to Buffalo in 2026. 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 Marion 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 Marion 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.

 

Marion to Buffalo Flights

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*Available to One Key members.