Find Deals on Flights from Seattle to Buffalo

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 Seattle to Buffalo

(Round-trip)
Depart: Thu Feb 9 2017 Return: Mon Feb 13 2017 Trip spans 5 days
JetBlue
JetBlue
SEA
7:13a
BUF
12:06a
16h 53m
1 stop
BUF
2:20p
SEA
12:21p
22h 01m
1 stop
Depart: Tue Mar 14 2017 Return: Thu Mar 16 2017 Trip spans 3 days
United
United
SEA
3:50a
BUF
11:38a
7h 48m
1 stop
BUF
1:15p
SEA
9:02p
7h 47m
1 stop
Depart: Mon Apr 17 2017 Return: Wed Apr 26 2017 Trip spans 10 days
American Airlines
American Airlines
SEA
7:59p
BUF
4:14a
8h 15m
1 stop
BUF
11:05a
SEA
7:55p
8h 50m
1 stop
Depart: Tue Mar 7 2017 Return: Sun Mar 12 2017 Trip spans 6 days
Delta
Delta
SEA
6:45p
BUF
4:29a
9h 44m
1 stop
BUF
1:15a
SEA
10:04a
7h 49m
1 stop
Depart: Mon Jun 12 2017 Return: Thu Jun 22 2017 Trip spans 11 days
Major Airline
Major Airline
SEA
2:05p
BUF
3:04a
12h 59m
1 stop
BUF
6:39a
SEA
6:06p
11h 27m
1 stop
Depart: Mon Jun 19 2017 Return: Mon Jun 26 2017 Trip spans 8 days
Southwest
Southwest
SEA
9:45a
BUF
5:05p
7h 20m
1 stop
BUF
2:20a
SEA
12:00p
9h 40m
1 stop
Depart: Sat Feb 4 2017 Return: Mon Feb 6 2017 Trip spans 3 days
JetBlue
JetBlue
SEA
4:19p
BUF
12:27a
8h 08m
1 stop
BUF
11:19a
SEA
8:21p
9h 02m
1 stop
Depart: Wed Mar 15 2017 Return: Mon Mar 20 2017 Trip spans 6 days
United
United
SEA
3:50a
BUF
11:38a
7h 48m
1 stop
BUF
1:15p
SEA
9:02p
7h 47m
1 stop
Depart: Mon Jul 31 2017 Return: Wed Aug 9 2017 Trip spans 10 days
Delta
Delta
SEA
7:20p
BUF
1:55a
6h 35m
1 stop
BUF
11:35a
SEA
9:21p
9h 46m
1 stop
Depart: Thu Jan 26 2017 Return: Sun Jan 29 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
12:00a
BUF
1:13a
1h 13m
nonstop
BUF
8:00a
SEA
3:13p
7h 13m
nonstop
Depart: Mon Mar 13 2017 Return: Mon Mar 20 2017 Trip spans 8 days
United
United
SEA
7:05p
BUF
2:49a
7h 44m
1 stop
BUF
1:15p
SEA
9:02p
7h 47m
1 stop
Depart: Thu Mar 23 2017 Return: Mon Mar 27 2017 Trip spans 5 days
JetBlue
JetBlue
SEA
7:38p
BUF
4:46a
9h 08m
1 stop
BUF
2:00a
SEA
12:53p
10h 53m
1 stop
Depart: Fri Jan 27 2017 Return: Sun Jan 29 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
12:00a
BUF
1:13a
1h 13m
nonstop
BUF
8:00a
SEA
3:13p
7h 13m
nonstop
Depart: Mon May 22 2017 Return: Wed May 24 2017 Trip spans 3 days
Delta
Delta
SEA
7:20p
BUF
1:54a
6h 34m
1 stop
BUF
1:55a
SEA
4:03p
14h 08m
2 stops
Depart: Tue May 16 2017 Return: Wed May 24 2017 Trip spans 9 days
United
United
SEA
6:31p
BUF
2:34a
8h 03m
1 stop
BUF
1:50a
SEA
8:58a
7h 08m
1 stop
Depart: Sun Jan 29 2017 Return: Tue Jan 31 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
12:00a
BUF
1:13a
1h 13m
nonstop
BUF
8:00a
SEA
3:13p
7h 13m
nonstop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
United
United
SEA
8:50a
BUF
4:33p
7h 43m
1 stop
BUF
2:00a
SEA
4:00p
14h 00m
2 stops
Depart: Thu Mar 16 2017 Return: Wed Mar 22 2017 Trip spans 7 days
JetBlue
JetBlue
SEA
7:38p
BUF
4:46a
9h 08m
1 stop
BUF
3:00a
SEA
12:53p
9h 53m
1 stop
Depart: Mon Jul 3 2017 Return: Tue Jul 11 2017 Trip spans 9 days
Delta
Delta
SEA
8:10p
BUF
2:40a
6h 30m
1 stop
BUF
1:20p
SEA
10:47p
9h 27m
1 stop
Depart: Fri May 19 2017 Return: Tue May 23 2017 Trip spans 5 days
United
United
SEA
8:30p
BUF
3:01a
6h 31m
1 stop
BUF
2:00a
SEA
4:00p
14h 00m
2 stops
* 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.

We compile tonnes of data for you
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.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Seattle
$317
Destination

Buffalo
$317