$81 Cheap Flights from Charleston (CHS) to Buffalo (BUF)

Popular airlines from Charleston Intl. Airport (CHS) to Buffalo Niagara Intl. Airport (BUF)

Find available prices by choosing your travel dates.

Cheap Flights from Charleston to Buffalo (CHS-BUF)

Prices were available within the past 7 days and start at $81 for one-way flights and $161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
Delta
JetBlue Airways
American Airlines
United
Southwest Airlines
Flights from Charleston (CHS) to Buffalo (BUF)
Origin airport
Charleston Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$160
Distance
697 mi

Charleston to Buffalo Flights

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

The best time to book a flight from Charleston to Buffalo

Sunday is one of the best days to book for cheap flights from Charleston 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 Charleston 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 Charleston to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $81 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 Charleston 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 Charleston 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.

Frequently asked questions

Is it cheaper to buy a plane ticket from Charleston Intl. Airport (CHS) to Buffalo Niagara International Airport last minute?
Being spontaneous is a wonderful way to explore the globe, but it isn’t necessarily the wisest method to pick up a bargain plane ticket. Consider booking your Charleston Intl. Airport to Buffalo Niagara Intl. Airport (BUF) trip in advance rather than leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave all that spontaneity for when you reach your destination!
What airports do you fly into for Buffalo from Charleston?
From Charleston, you can fly into Buffalo through Buffalo Niagara Intl. Airport (BUF), Billy Bishop Toronto City Airport (YTZ) and Chautauqua County Airport (JHW). It’s wise to check which terminal is the most convenient for you before making your decision. If you choose Buffalo Niagara Intl. Airport (BUF), it’s roughly 8 mi northeast of the downtown area. Use the money you save when booking your journey with Expedia to discover the city’s popular sights, such as KeyBank Center and Buffalo and Erie County Naval and Military Park.
Can I change the date of my flight from Charleston Intl. Airport to Buffalo Niagara Intl. Airport (BUF)?
Life can throw a spanner in your plans, so Expedia is here to help make things as easy as possible. To start, find your Charleston Intl. Airport (CHS) to Buffalo Niagara International Airport itinerary through the Expedia Trips portal and look up the ticket conditions and rules about what changes are allowed. If you booked your airfare in the last 24 hours, some airlines will allow you to cancel for free and organize new flights. If you bought your fare more than 24 hours ago, contact us through our Customer Service portal to find out what your options are.

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*Available to One Key members.