Find Deals on Flights from Buffalo to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Buffalo to Seattle

(Round-trip)
Depart: Wed May 3 2017 Return: Mon May 8 2017 Trip spans 6 days
Major Airline
Major Airline
BUF
8:46a
SEA
4:52a
20h 06m
1 stop
SEA
5:16a
BUF
1:12p
7h 56m
1 stop
Depart: Tue Apr 18 2017 Return: Tue Apr 25 2017 Trip spans 8 days
United
United
BUF
1:45a
SEA
10:34a
8h 49m
1 stop
SEA
6:40p
BUF
2:46a
8h 06m
1 stop
Depart: Sat Sep 23 2017 Return: Sat Oct 7 2017 Trip spans 15 days
Delta
Delta
BUF
3:05a
SEA
12:04p
8h 59m
1 stop
SEA
9:10a
BUF
3:53p
6h 43m
1 stop
Depart: Fri Sep 8 2017 Return: Mon Sep 11 2017 Trip spans 4 days
JetBlue
JetBlue
BUF
10:26a
SEA
6:45p
8h 19m
1 stop
SEA
3:00a
BUF
11:30a
8h 30m
1 stop
Depart: Tue Jun 6 2017 Return: Tue Jun 13 2017 Trip spans 8 days
American Airlines
American Airlines
BUF
1:45p
SEA
10:56p
9h 11m
1 stop
SEA
10:30a
BUF
5:15p
6h 45m
1 stop
Depart: Fri Jul 28 2017 Return: Sat Aug 5 2017 Trip spans 9 days
Southwest
Southwest
BUF
1:50p
SEA
10:10p
8h 20m
1 stop
SEA
3:05a
BUF
4:15p
13h 10m
3 stops
Depart: Tue May 16 2017 Return: Tue May 23 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
BUF
7:56a
SEA
5:14p
9h 18m
1 stop
SEA
3:00a
BUF
1:53p
10h 53m
2 stops
Depart: Sat Apr 22 2017 Return: Tue Apr 25 2017 Trip spans 4 days
United
United
BUF
1:15p
SEA
9:13p
7h 58m
1 stop
SEA
7:20p
BUF
3:04a
7h 44m
1 stop
Depart: Tue May 9 2017 Return: Tue May 16 2017 Trip spans 8 days
Major Airline
Major Airline
BUF
9:32a
SEA
7:25a
21h 53m
1 stop
SEA
2:43a
BUF
10:51a
8h 08m
1 stop
Depart: Thu Apr 20 2017 Return: Tue Apr 25 2017 Trip spans 6 days
Delta
Delta
BUF
12:30p
SEA
10:28p
9h 58m
1 stop
SEA
7:10p
BUF
1:22a
6h 12m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
10:50a
SEA
8:09p
9h 19m
1 stop
SEA
7:05a
BUF
3:16p
8h 11m
1 stop
Depart: Sat Jun 3 2017 Return: Tue Jun 6 2017 Trip spans 4 days
Major Airline
Major Airline
BUF
8:25a
SEA
6:05p
9h 40m
1 stop
SEA
5:16a
BUF
1:12p
7h 56m
1 stop
Depart: Fri Apr 21 2017 Return: Tue Apr 25 2017 Trip spans 5 days
United
United
BUF
1:15p
SEA
9:15p
8h 00m
1 stop
SEA
6:40p
BUF
2:46a
8h 06m
1 stop
Depart: Fri Apr 28 2017 Return: Mon May 1 2017 Trip spans 4 days
Delta
Delta
BUF
10:35a
SEA
10:24p
11h 49m
1 stop
SEA
7:05p
BUF
1:40a
6h 35m
1 stop
Depart: Wed Sep 6 2017 Return: Thu Sep 14 2017 Trip spans 9 days
JetBlue
JetBlue
BUF
9:02a
SEA
8:09p
11h 07m
1 stop
SEA
6:19p
BUF
5:24a
11h 05m
1 stop
Depart: Wed Apr 19 2017 Return: Tue Apr 25 2017 Trip spans 7 days
Major Airline
Major Airline
BUF
2:25a
SEA
6:58p
16h 33m
2 stops
SEA
2:26p
BUF
4:41a
14h 15m
2 stops
Depart: Thu Sep 7 2017 Return: Tue Sep 12 2017 Trip spans 6 days
United
United
BUF
1:30p
SEA
9:03p
7h 33m
1 stop
SEA
6:30p
BUF
4:26a
9h 56m
1 stop
Depart: Thu May 4 2017 Return: Sun May 7 2017 Trip spans 4 days
Delta
Delta
BUF
12:35p
SEA
10:30p
9h 55m
1 stop
SEA
7:05p
BUF
1:40a
6h 35m
1 stop
Depart: Thu Jul 6 2017 Return: Mon Jul 10 2017 Trip spans 5 days
Southwest
Southwest
BUF
2:30p
SEA
10:40p
8h 10m
1 stop
SEA
10:20a
BUF
6:15p
7h 55m
1 stop
Depart: Fri Apr 14 2017 Return: Wed Apr 19 2017 Trip spans 6 days
American Airlines
American Airlines
BUF
9:05a
SEA
7:55p
10h 50m
1 stop
SEA
7:59p
BUF
4:14a
8h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Buffalo
$349
Destination

Seattle
$349