Cheap Flight Tickets from Buffalo (BUF) to Seattle (SEA), Starting at $235

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

$253

WN Southwest Airlines • 1 stop • 23h 20m

Sep 26 – Oct 02

The cheapest round trip flight from Buffalo to Seattle (BUF-SEA-BUF) is currently $253

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Cheapest One way Flight

$235

AS Alaska Airlines • 1 stop • 14h 18m

Aug 26

The cheapest one way flight from Buffalo to Seattle (BUF-SEA) is currently $235

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Fastest Flight

11h 42m

The fastest nonstop flight from Buffalo to Seattle (BUF-SEA) takes 11h 42m

Top Airlines Flying from Buffalo to Seattle

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

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.

Sep 26 - Oct 02, Economy
WN
Buffalo → Seattle
23h 20m
12:00 PM - 11:00 PM • 1 stop
WN
Buffalo → Seattle
16h 50m
5:50 AM - 7:00 PM • 1 stop
$253
Southwest Airlines
Sep 26 - Oct 02, Economy
DL
Buffalo → Seattle
15h 12m
3:53 PM - 10:05 PM • 1 stop
DL
Buffalo → Seattle
10h 13m
6:00 AM - 3:13 PM • 1 stop
$253
Delta Airlines
Sep 26 - Oct 02, Economy
DL
Buffalo → Seattle
17h 19m
6:05 AM - 1:44 PM • 1 stop
DL
Buffalo → Seattle
9h 13m
3:00 PM - 11:53 PM • 1 stop
$253
Delta Airlines
Sep 26 - Oct 02, Economy
WN
Buffalo → Seattle
15h 25m
6:45 AM - 1:10 PM • 1 stop
WN
Buffalo → Seattle
15h
8:05 AM - 8:05 PM • 1 stop
$253
Southwest Airlines
Sep 26 - Oct 02, Economy
DL
Buffalo → Seattle
11h 46m
6:20 AM - 10:26 AM • 1 stop
DL
Buffalo → Seattle
15h 24m
11:35 AM - 11:59 PM • 1 stop
$253
Delta Airlines
Sep 26 - Oct 02, Economy
AS
Buffalo → Seattle
13h 45m
2:26 PM - 7:51 PM • 1 stop
AS
Buffalo → Seattle
12h 15m
11:35 AM - 10:10 PM • 1 stop
$445
Alaska Airlines

Fly from Buffalo to Seattle with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Buffalo to Seattle? Find the biggest savings on one-way and round-trip tickets right here.

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 5:00 am 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 AS : USD 235
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 7:52 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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