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Good to Know: Cheapest and Fastest BUF - SEA Flights
Useful information for finding best airline tickets from Buffalo Niagara International to Seattle Tacoma International on your next trip.
Cheapest Round Trip Flight
$428
Southwest Airlines
• 1 stop
• 13h 55m
Oct 27 – Oct 31
The cheapest round trip flight from Buffalo to Seattle (BUF-SEA-BUF) is currently $428
Fastest Flight
13h 55m
The fastest nonstop flight from Buffalo to Seattle (BUF-SEA) takes 13h 55m
Top Airlines Flying from Buffalo to Seattle
Latest Flight Deals from Buffalo (BUF) to Seattle (SEA)
Compare and book low fare round-trip air tickets from Buffalo to Seattle. Ideal for travelers with confirmed return itineraries.
Oct 27 - Oct 31, Economy
Buffalo → Seattle
13h 55m
6:20 PM - 11:55 PM • 1 stop
Buffalo → Seattle
12h 15m
5:30 AM - 4:05 PM • 1 stop
Southwest Airlines
Oct 27 - Oct 31, Economy
Buffalo → Seattle
19h 7m
12:55 PM - 9:42 PM • 1 stop
Buffalo → Seattle
15h 42m
11:17 AM - 11:59 PM • 1 stop
American Airlines
Oct 27 - Oct 31, Economy
Buffalo → Seattle
15h 47m
5:49 PM - 12:36 AM • 1 stop
Buffalo → Seattle
16h 43m
6:00 AM - 7:03 PM • 1 stop
American Airlines
Oct 27 - Oct 31, Economy
Buffalo → Seattle
15h 40m
4:00 PM - 10:40 PM • 1 stop
Buffalo → Seattle
17h 5m
6:50 AM - 8:15 PM • 1 stop
Southwest Airlines
Oct 27 - Oct 31, Economy
Buffalo → Seattle
33h 25m
6:20 PM - 11:25 AM • 1 stop
Buffalo → Seattle
17h 5m
6:50 AM - 8:15 PM • 1 stop
Southwest Airlines
FAQs on Buffalo to Seattle Flights
What are the airports in Buffalo?
BUF
What’s the most popular airline flying from BUF to SEA?
The most popular airline flying from Buffalo to Seattle are
Can I fly from BUF to SEA non-stop?
NO
Which airlines fly nonstop between Buffalo and Seattle?
The non-stop flights between Buffalo and Seattle are .
What’s the earliest departure time from BUF to SEA Airport?
The earliest flight leaves BUF at 12:55 pm and lands in SEA - Seattle Tacoma International
What are the airports in Seattle?
SEA
Can I make changes to my Buffalo to Seattle flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BUF to SEA?
Read the fare rules of the Buffalo to Seattle air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Buffalo and Seattle?
operate flights between Buffalo and Seattle
How long does a flight from Buffalo to Seattle take?
It takes approximately 5 hour to fly non-stop from BUF to SEA, which is 2121.97 miles by air.
Which airlines provide the cheapest flights from Buffalo (BUF) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from BUF were found on AA : USD 440
Do I need a passport to fly between BUF and SEA?
No
What’s the latest departure time from BUF to SEA ?
The last flight leaves BUF at 6:20 pm
Buffalo (BUF) to Seattle (SEA): Airport Information
| Origin Airport | Buffalo Niagara International , Buffalo, US |
| Destination Airport | Seattle Tacoma International , Seattle, US |
| Distance | 2122 miles |
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