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Find Flight Deals from Toronto to Seattle/Tacoma Intl (YTO - SEA)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Toronto to Seattle/Tacoma Intl

(Round-trip)
Depart: Wed Sep 16 2015 Return: Thu Sep 24 2015 Trip spans 9 days
Delta
Delta
YYZ
3:00a
SEA
9:45a
6h 45m
1 stop
SEA
7:15p
YYZ
1:35a
6h 20m
1 stop
Depart: Fri Sep 18 2015 Return: Fri Sep 25 2015 Trip spans 8 days
Delta
Delta
YYZ
2:15a
SEA
12:25p
10h 10m
1 stop
SEA
8:55p
YYZ
6:05a
9h 10m
1 stop
Depart: Fri Sep 11 2015 Return: Wed Sep 16 2015 Trip spans 6 days
American Airlines
American Airlines
YYZ
2:29a
SEA
8:13p
17h 44m
1 stop
SEA
8:45p
YYZ
10:14a
13h 29m
1 stop
Depart: Sat Sep 12 2015 Return: Wed Sep 16 2015 Trip spans 5 days
US Airways
US Airways
YYZ
2:00a
SEA
12:04p
10h 04m
1 stop
SEA
8:45p
YYZ
4:01a
7h 16m
1 stop
Depart: Tue Sep 15 2015 Return: Tue Sep 22 2015 Trip spans 8 days
American Airlines
American Airlines
YYZ
2:00a
SEA
12:04p
10h 04m
1 stop
SEA
8:15p
YYZ
10:37a
14h 22m
1 stop
Depart: Thu Sep 17 2015 Return: Sat Sep 26 2015 Trip spans 10 days
US Airways
US Airways
YYZ
2:00a
SEA
12:04p
10h 04m
1 stop
SEA
7:59p
YYZ
2:41a
6h 42m
1 stop
Depart: Sat Sep 19 2015 Return: Thu Sep 24 2015 Trip spans 6 days
American Airlines
American Airlines
YYZ
2:00a
SEA
3:31p
13h 31m
1 stop
SEA
8:15p
YYZ
4:07a
7h 52m
1 stop
Depart: Wed Sep 9 2015 Return: Fri Sep 11 2015 Trip spans 3 days
US Airways
US Airways
YYZ
2:29a
SEA
8:13p
17h 44m
1 stop
SEA
8:45p
YYZ
4:01a
7h 16m
1 stop
Depart: Tue Jul 14 2015 Return: Fri Aug 14 2015 Trip spans 32 days
American Airlines
American Airlines
YYZ
4:26p
SEA
8:45a
16h 19m
1 stop
SEA
3:00a
YYZ
4:02p
13h 02m
1 stop
Depart: Thu Jul 9 2015 Return: Wed Jul 15 2015 Trip spans 7 days
American Airlines
American Airlines
YYZ
4:15a
SEA
10:14p
17h 59m
1 stop
SEA
7:59p
YYZ
2:18p
18h 19m
1 stop
Depart: Wed Aug 12 2015 Return: Wed Aug 19 2015 Trip spans 8 days
American Airlines
American Airlines
YYZ
2:29a
SEA
10:24p
19h 55m
1 stop
SEA
8:15p
YYZ
5:14p
20h 59m
1 stop
Depart: Fri Jul 3 2015 Return: Fri Jul 10 2015 Trip spans 8 days
American Airlines
American Airlines
YYZ
2:35p
SEA
11:14p
8h 39m
1 stop
SEA
7:59p
YYZ
12:46p
16h 47m
1 stop
Depart: Tue Jul 28 2015 Return: Thu Aug 27 2015 Trip spans 31 days
American Airlines
American Airlines
YYZ
2:29a
SEA
10:36p
20h 07m
1 stop
SEA
7:50p
YYZ
5:14p
21h 24m
1 stop
Depart: Tue Aug 11 2015 Return: Tue Aug 18 2015 Trip spans 8 days
American Airlines
American Airlines
YYZ
3:45a
SEA
8:42p
16h 57m
1 stop
SEA
1:10a
YYZ
5:14p
16h 04m
1 stop
Depart: Thu Aug 13 2015 Return: Wed Aug 19 2015 Trip spans 7 days
American Airlines
American Airlines
YYZ
8:10a
SEA
11:19p
15h 09m
1 stop
SEA
8:15p
YYZ
10:37a
14h 22m
1 stop
Depart: Tue Jul 21 2015 Return: Tue Jul 28 2015 Trip spans 8 days
American Airlines
American Airlines
YYZ
8:10a
SEA
9:47p
13h 37m
1 stop
SEA
7:59p
YYZ
7:37a
11h 38m
1 stop
Depart: Fri Jul 24 2015 Return: Wed Jul 29 2015 Trip spans 6 days
American Airlines
American Airlines
YYZ
8:10a
SEA
11:19p
15h 09m
1 stop
SEA
1:00p
YYZ
4:19a
15h 19m
1 stop
Depart: Sun Jul 19 2015 Return: Sun Jul 26 2015 Trip spans 8 days
American Airlines
American Airlines
YYZ
2:15a
SEA
10:36p
20h 21m
1 stop
SEA
7:59p
YYZ
12:46p
16h 47m
1 stop
Depart: Wed Jun 3 2015 Return: Tue Jun 9 2015 Trip spans 7 days
United
United
YYZ
3:00a
SEA
10:42a
7h 42m
1 stop
SEA
6:51p
YYZ
2:19a
7h 28m
1 stop
Depart: Wed Aug 19 2015 Return: Wed Aug 26 2015 Trip spans 8 days
Air Canada
Air Canada
YYZ
4:20a
SEA
9:37a
5h 17m
nonstop
SEA
7:05p
YYZ
11:40p
4h 35m
nonstop
Direct flights YTO to SEA on United
Flight # Depart YYZ Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
8619 8:20 am 10:37 am Jun 1 - Sep 7
8525 5:00 pm 7:17 pm May 1 - Sep 7
Airports
Origin

Toronto
$374
Destination

Seattle
$374