Cheap Flights from Buffalo (BUF) to Seattle (BFI)

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Seattle, WA (BFI-Boeing Field)

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Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Frequently asked questions

How much is a flight from Buffalo Niagara Intl. Airport (BUF) to King County International Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Buffalo Niagara Intl. Airport (BUF) to King County International Airport was . Fares this cheap don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Buffalo Niagara Intl. Airport (BUF) to Boeing Field Airport (BFI)?
Most flights can be cancelled online, but each airline has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from BUF to King County International Airport that have flexible change policies?
Use our "No change fees" filter to find flexible ticketing options for your flight from Buffalo Niagara International Airport to BFI. This allows you to snag a fantastic price in advance and still have the freedom to make changes without any extra fees. Fare adjustments may apply if your new flight is more expensive.
How far is the flight from Buffalo Niagara International Airport to Boeing Field Airport (BFI)?
It's around 3,400 kilometres between Buffalo and Seattle, so expect to be in your seat for a while. Keep yourself entertained by packing things like playing cards (if you're travelling with friends) or a thrilling novel.
Which airlines fly direct from Buffalo Niagara International Airport to King County International Airport?
Currently, no airlines offer direct flights from Buffalo Niagara International Airport to BFI. You'll need to book a flight with at least one stop. To score the best price and connections, lock in your fare well ahead of time.
Are Buffalo Niagara Intl. Airport (BUF) to King County International Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally score a bargain, with some super cheap fares from Buffalo Niagara International Airport to King County International Airport surfacing a few weeks before the departure date. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals regularly — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines issue prices that far in advance.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Boeing Field
Distance
3384 km

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