CA $163 Cheap Flights from Seattle (SEA) to Buffalo (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 $163 for one-way flights and CA $345 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
Delta
Delta
American Airlines
American Airlines
JetBlue Airways
JetBlue Airways
JetBlue Airways
Sun Country Airlines
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 $344
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 $345 rising to CA $385.  

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 to BUF?
If you’re planning on traveling between Sea-Tac Airport and Buffalo Niagara International Airport, round-trip journeys start from CA $345. This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don’t hang around. Book now and save yourself money and time. 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 to Buffalo Niagara Intl. Airport (BUF)?
We get that things come up unexpectedly, so we’ve made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to Buffalo Niagara International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Sea-Tac Airport to BUF flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from SEA to Buffalo Niagara Intl. Airport (BUF)?
The flying distance between Seattle - Tacoma Intl. Airport (SEA) and Buffalo Niagara International Airport is 3,400 kilometers. Listen to your favorite tunes or finish that novel and the journey will zip by.
Which airlines fly direct from Sea-Tac Airport to Buffalo Niagara International Airport?
Unfortunately, there are no airlines that fly direct between SEA and BUF. You’ll need to book a flight with one or more stops.
Are Seattle - Tacoma Intl. Airport (SEA) to Buffalo Niagara Intl. Airport (BUF) flight tickets cheaper when they're purchased at the last minute?
Tickets from SEA to BUF are available up to 12 months before departure on Expedia. And although you may occasionally nab great last-minute deal, it’s never a sure thing. Also, booking your flights ahead of time means you’ll have more options — and you can avoid landing the dreaded middle seat! We’re constantly updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.
*Available to Expedia members.