Cheap Flights from Buffalo to Seattle from £79️ (BUF-SEA)

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Latest Flight Deals from Buffalo to Seattle

Book one-way or return flights from Buffalo to Seattle from as little as £79. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from Buffalo to Seattle? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from Buffalo to Seattle. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Buffalo to Seattle

View airlines operating flights from Buffalo to Seattle. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From £79

American Airlines

From £101

Jetblue Airways

From £108

Delta Air Lines

From £117

United Airlines

From £124

Sun Country Airlines

From £127

Alaska Airlines

From £142

Southwest Airlines

From £193

ANA airlines

Find more flights and airlines

Alternative Routes from Buffalo to Seattle

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from Buffalo to Seattle.

Cheapest
BUF
21:43
13h 47m
1 transfer
SEA
08:30
Buffalo Niagara International Airport - Seattle-Tacoma International Airport
Wed, May 15Frontier Airlines
£79
BUF
21:43
13h 47m
1 transfer
SEA
08:30
Buffalo Niagara International Airport - Seattle-Tacoma International Airport
Wed, May 15Frontier Airlines
£79
Find More Flights

How do I find the cheapest flights?

When are flight tickets from Buffalo (BUF) to Seattle (SEA) the cheapest?
Airlines adjust prices for flights from Buffalo to Seattle based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Buffalo (BUF) to Seattle (SEA) cost?
According to Trip.com's data, the lowest price is around £398.
What is the transportation method from the main airport to downtown in Seattle?
- The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
What's the most popular airline for direct flights from Buffalo (BUF) to Seattle (SEA)?
Southwest Airlines operates 1 direct flights from Buffalo (BUF) to Seattle (SEA).
How many airports in Seattle (SEA)?
There are 3 airport(s) in Seattle (SEA): King County (Boeing Field) International Airport, Lake Union Sea Plane Base and Seattle-Tacoma International Airport.

How to find a cheap flight from Buffalo to Seattle

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Buffalo to Seattle. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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Flight Information from Buffalo to Seattle

Cheapest direct flight price	£78
Cheapest return ticket price	£345
Cheapest month	May
Peak season for travel	October
Flight distance	3,404.98km
Popular airline	American Airlines