CA $209 Cheap Flights from Seattle (SEA) to Buffalo (BUF)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Buffalo Niagara Intl. Airport (BUF)

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Cheap flights from Seattle (SEA) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $209 for one-way flights and CA $420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
JetBlue Airways
JetBlue Airways
JetBlue Airways
American Airlines
Delta
Delta
United
Sun Country Airlines

Find the cheapest month to fly from Seattle (SEA) to Buffalo (BUF)

September is typically the cheapest month to fly

From CA $296 - CA $596 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Buffalo (SEA - BUF) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Sun Country Airlines, United
Roundtrip price
CA $420
Distance
3385 km

Seattle to Buffalo Flights

The easy way to book your flights from Seattle to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Buffalo Niagara Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from Seattle to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Seattle currently is just CA $420 rising to CA $620.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Buffalo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Buffalo from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Buffalo with Expedia today.

Frequently asked questions

How much is a flight from Sea-Tac Airport to Buffalo Niagara Intl. Airport (BUF)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey between Sea-Tac Airport and BUF was CA $420. Cheap fares don't hang around, 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 Sea-Tac Airport to Buffalo Niagara Intl. Airport (BUF)?
The majority of flights can be conveniently cancelled online, but whether or not you incur a fee varies between airlines. If you do have to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to BUF that have flexible change policies?
Flights from Sea-Tac Airport to Buffalo Niagara Intl. Airport (BUF) with flexible change policies are available with many airlines. Simply use our "No change fees" filter while searching. You'll only need to pay the fare difference, without any additional fees to worry about.
How many hours is the flight from Sea-Tac Airport to BUF?
Consider bringing your own on-board entertainment (like some downloaded podcasts), as it takes approximately 6 hours and 31 minutes to reach Buffalo Niagara International Airport from Sea-Tac Airport. A pair of noise-cancelling headphones will be handy too.
How far is the flight from Sea-Tac Airport to Buffalo Niagara Intl. Airport (BUF)?
Around 3,400 kilometres separates SeaTac and Buffalo, so pack something to help you while away a couple of hours. That novel you're eager to read will be just the ticket.
Which airlines fly direct from SEA to BUF?
Direct flights aren't available, so you'll need to make at least one stop between Sea-Tac Airport and Buffalo Niagara International Airport. Take advantage of the layover time to stretch your legs and grab a bite to eat.
Are Sea-Tac Airport to Buffalo Niagara Intl. Airport (BUF) flight tickets cheaper when they're purchased at the last minute?
It is possible to get amazing last-minute deals from Seattle - Tacoma Intl. Airport (SEA) to Buffalo Niagara International Airport, but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can be sure you're always getting the latest offers.

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