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
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Buffalo to Seattle

(Round-trip)
Depart: Thu Feb 9 2017 Return: Mon Feb 13 2017 Trip spans 5 days
JetBlue
JetBlue
BUF
11:19a
SEA
8:21p
9h 02m
1 stop
SEA
6:14p
BUF
3:55a
9h 41m
1 stop
Depart: Tue Jan 24 2017 Return: Tue Jan 31 2017 Trip spans 8 days
Major Airline
Major Airline
BUF
12:00a
SEA
7:13a
7h 13m
nonstop
SEA
8:00a
BUF
9:13a
1h 13m
nonstop
Depart: Wed Feb 15 2017 Return: Tue Feb 21 2017 Trip spans 7 days
Delta
Delta
BUF
12:41a
SEA
9:28a
8h 47m
1 stop
SEA
5:50p
BUF
3:58a
10h 08m
1 stop
Depart: Thu Apr 6 2017 Return: Tue Apr 11 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
Depart: Thu May 11 2017 Return: Sat May 13 2017 Trip spans 3 days
United
United
BUF
1:50a
SEA
8:58a
7h 08m
1 stop
SEA
7:10p
BUF
3:01a
7h 51m
1 stop
Depart: Sat Jun 10 2017 Return: Sat Jun 17 2017 Trip spans 8 days
Southwest
Southwest
BUF
1:25p
SEA
10:00p
8h 35m
1 stop
SEA
11:25a
BUF
5:55p
6h 30m
1 stop
Depart: Wed Mar 8 2017 Return: Mon Mar 13 2017 Trip spans 5 days
Delta
Delta
BUF
12:37p
SEA
8:10p
7h 33m
1 stop
SEA
6:35p
BUF
2:38a
8h 03m
1 stop
Depart: Wed May 17 2017 Return: Mon May 22 2017 Trip spans 6 days
JetBlue
JetBlue
BUF
12:25p
SEA
10:05p
9h 40m
1 stop
SEA
7:56p
BUF
4:51a
8h 55m
1 stop
Depart: Fri Apr 28 2017 Return: Mon May 1 2017 Trip spans 4 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
Depart: Tue May 16 2017 Return: Sat May 27 2017 Trip spans 12 days
United
United
BUF
1:30p
SEA
9:05p
7h 35m
1 stop
SEA
7:10p
BUF
3:01a
7h 51m
1 stop
Depart: Wed Mar 15 2017 Return: Sun Mar 19 2017 Trip spans 5 days
Major Airline
Major Airline
BUF
11:00p
SEA
5:46p
18h 46m
1 stop
SEA
10:00a
BUF
10:49p
12h 49m
1 stop
Depart: Thu Mar 9 2017 Return: Mon Mar 13 2017 Trip spans 4 days
JetBlue
JetBlue
BUF
11:20a
SEA
9:58p
10h 38m
1 stop
SEA
6:26p
BUF
2:32a
8h 06m
1 stop
Depart: Tue Apr 11 2017 Return: Tue Apr 18 2017 Trip spans 8 days
Delta
Delta
BUF
8:25a
SEA
6:12p
9h 47m
1 stop
SEA
6:00a
BUF
3:50p
9h 50m
1 stop
Depart: Wed May 24 2017 Return: Sat May 27 2017 Trip spans 4 days
United
United
BUF
1:50a
SEA
8:58a
7h 08m
1 stop
SEA
7:10p
BUF
3:01a
7h 51m
1 stop
Depart: Sat Jun 17 2017 Return: Sun Jun 25 2017 Trip spans 9 days
Southwest
Southwest
BUF
1:25p
SEA
10:00p
8h 35m
1 stop
SEA
7:45a
BUF
4:30p
8h 45m
2 stops
Depart: Mon May 1 2017 Return: Sat May 6 2017 Trip spans 6 days
Delta
Delta
BUF
1:25p
SEA
9:06p
7h 41m
1 stop
SEA
2:00a
BUF
9:45a
7h 45m
1 stop
Depart: Thu Mar 2 2017 Return: Sun Mar 5 2017 Trip spans 4 days
JetBlue
JetBlue
BUF
11:20a
SEA
9:58p
10h 38m
1 stop
SEA
5:26p
BUF
1:32a
8h 06m
1 stop
Depart: Tue May 23 2017 Return: Sat May 27 2017 Trip spans 5 days
United
United
BUF
2:00a
SEA
4:00p
14h 00m
2 stops
SEA
7:10p
BUF
3:01a
7h 51m
1 stop
Depart: Wed May 10 2017 Return: Mon May 15 2017 Trip spans 6 days
Delta
Delta
BUF
8:25a
SEA
6:12p
9h 47m
1 stop
SEA
6:35p
BUF
2:37a
8h 02m
1 stop
Depart: Sat Jan 28 2017 Return: Sat Feb 4 2017 Trip spans 8 days
JetBlue
JetBlue
BUF
8:02a
SEA
10:03p
14h 01m
1 stop
SEA
4:19p
BUF
12:27a
8h 08m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Buffalo
$317
Destination

Seattle
$317