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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: Mon Jan 12 2015 Return: Sat Feb 14 2015 Trip spans 34 days
American Airlines
American Airlines
YYZ
10:32a
SEA
9:25p
10h 53m
1 stop
SEA
9:37a
YYZ
3:59p
6h 22m
1 stop
Depart: Fri Jan 16 2015 Return: Sun Jan 18 2015 Trip spans 3 days
United
United
YYZ
1:15a
SEA
8:40a
7h 25m
1 stop
SEA
3:05a
YYZ
10:37a
7h 32m
1 stop
Depart: Tue Jan 13 2015 Return: Sat Feb 14 2015 Trip spans 33 days
American Airlines
American Airlines
YYZ
10:32a
SEA
9:25p
10h 53m
1 stop
SEA
9:37a
YYZ
3:59p
6h 22m
1 stop
Depart: Wed Jan 14 2015 Return: Sat Feb 14 2015 Trip spans 32 days
American Airlines
American Airlines
YYZ
6:40a
SEA
7:13p
12h 33m
1 stop
SEA
9:37a
YYZ
3:59p
6h 22m
1 stop
Depart: Thu Jan 15 2015 Return: Thu Feb 12 2015 Trip spans 29 days
American Airlines
American Airlines
YYZ
4:19a
SEA
11:47a
7h 28m
1 stop
SEA
3:51a
YYZ
11:14a
7h 23m
1 stop
Depart: Sat Jan 17 2015 Return: Fri Feb 13 2015 Trip spans 28 days
American Airlines
American Airlines
YYZ
10:32a
SEA
9:25p
10h 53m
1 stop
SEA
3:30a
YYZ
11:14a
7h 44m
1 stop
Depart: Sun Jan 18 2015 Return: Sat Feb 14 2015 Trip spans 28 days
American Airlines
American Airlines
YYZ
10:32a
SEA
9:25p
10h 53m
1 stop
SEA
9:37a
YYZ
3:59p
6h 22m
1 stop
Depart: Mon Jan 19 2015 Return: Sun Feb 1 2015 Trip spans 14 days
United
United
YYZ
1:15a
SEA
8:40a
7h 25m
1 stop
SEA
3:05a
YYZ
10:37a
7h 32m
1 stop
Depart: Sun Feb 1 2015 Return: Mon Feb 2 2015 Trip spans 2 days
United
United
YYZ
9:37a
SEA
6:57p
9h 20m
1 stop
SEA
2:40a
YYZ
11:00a
8h 20m
1 stop
Depart: Thu Feb 12 2015 Return: Mon Feb 16 2015 Trip spans 5 days
United
United
YYZ
10:00a
SEA
7:13p
9h 13m
1 stop
SEA
4:59p
YYZ
1:12a
8h 13m
1 stop
Depart: Tue Mar 17 2015 Return: Mon Mar 30 2015 Trip spans 14 days
United
United
YYZ
3:00a
SEA
10:26a
7h 26m
1 stop
SEA
6:35p
YYZ
2:42a
8h 07m
1 stop
Depart: Wed Mar 18 2015 Return: Mon Mar 30 2015 Trip spans 13 days
United
United
YYZ
3:00a
SEA
10:26a
7h 26m
1 stop
SEA
6:35p
YYZ
2:42a
8h 07m
1 stop
Depart: Thu Mar 19 2015 Return: Mon Mar 30 2015 Trip spans 12 days
United
United
YYZ
3:42p
SEA
11:37p
7h 55m
1 stop
SEA
9:51a
YYZ
4:05p
6h 14m
1 stop
Depart: Fri Mar 20 2015 Return: Mon Mar 30 2015 Trip spans 11 days
United
United
YYZ
3:42p
SEA
11:35p
7h 53m
1 stop
SEA
9:51a
YYZ
4:05p
6h 14m
1 stop
Depart: Sat Mar 21 2015 Return: Fri Mar 27 2015 Trip spans 7 days
United
United
YYZ
11:03a
SEA
9:55p
10h 52m
1 stop
SEA
6:54p
YYZ
2:19a
7h 25m
1 stop
Depart: Wed Mar 25 2015 Return: Sun Mar 29 2015 Trip spans 5 days
Delta
Delta
YYZ
5:10a
SEA
5:10p
12h 00m
2 stops
SEA
3:59p
YYZ
11:15p
7h 16m
1 stop
Depart: Fri Jan 9 2015 Return: Tue Jan 20 2015 Trip spans 12 days
US Airways
US Airways
YYZ
3:00p
SEA
8:44a
17h 44m
2 stops
SEA
3:35a
YYZ
11:22a
7h 47m
1 stop
Depart: Thu Jun 11 2015 Return: Tue Jun 16 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
YYZ
2:00a
SEA
9:34a
7h 34m
1 stop
SEA
9:45a
YYZ
4:13p
6h 28m
1 stop
Depart: Thu Jan 8 2015 Return: Tue Jan 20 2015 Trip spans 13 days
Air Canada
Air Canada
YYZ
7:30p
SEA
10:09a
14h 39m
2 stops
SEA
3:00a
YYZ
7:33a
4h 33m
nonstop
Depart: Tue Mar 24 2015 Return: Sat Mar 28 2015 Trip spans 5 days
EVA Air
EVA Air
YYZ
9:30p
SEA
6:10p
44h 40m
1 stop
SEA
10:00p
YYZ
1:50p
39h 50m
1 stop
Change your search
Direct flights YTO to SEA on United
Flight # Depart YYZ Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
8525 6:55 pm 9:21 pm Dec 18 - Jan 12
8525 6:55 pm 9:21 pm Jan 14 - Feb 9
Airports
Origin

Toronto
$427
Destination

Seattle
$427