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

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 Seattle/Tacoma Intl to Toronto

(Round-trip)
Depart: Fri Jun 9 2017 Return: Tue Jun 13 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
1:35a
YYZ
10:59a
9h 24m
1 stop
YYZ
7:30a
SEA
3:30p
8h 00m
1 stop
Depart: Wed Apr 26 2017 Return: Mon May 1 2017 Trip spans 6 days
WestJet
WestJet
SEA
6:00a
YYZ
12:54p
6h 54m
1 stop
YYZ
4:50a
SEA
1:20p
8h 30m
1 stop
Depart: Fri Apr 28 2017 Return: Sat May 6 2017 Trip spans 9 days
Delta
Delta
SEA
3:00p
YYZ
10:50p
7h 50m
1 stop
YYZ
12:15p
SEA
8:40p
8h 25m
1 stop
Depart: Fri May 5 2017 Return: Tue May 9 2017 Trip spans 5 days
United
United
SEA
8:30a
YYZ
4:53p
8h 23m
1 stop
YYZ
9:46a
SEA
7:42p
9h 56m
1 stop
Depart: Sat Mar 11 2017 Return: Fri Mar 17 2017 Trip spans 6 days
American Airlines
American Airlines
SEA
6:55p
YYZ
3:03a
7h 08m
1 stop
YYZ
7:40a
SEA
8:13p
12h 33m
1 stop
Depart: Sun May 7 2017 Return: Fri May 12 2017 Trip spans 6 days
Air Canada
Air Canada
SEA
5:25p
YTZ
2:40a
9h 15m
2 stops
YTZ
7:15a
SEA
5:31p
10h 16m
2 stops
Depart: Sun Apr 23 2017 Return: Tue Apr 25 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
1:40a
YYZ
9:25a
7h 45m
nonstop
YYZ
1:05a
SEA
9:23a
8h 18m
nonstop
Depart: Thu Jun 1 2017 Return: Mon Jun 5 2017 Trip spans 5 days
WestJet
WestJet
SEA
6:00a
YYZ
1:00p
7h 00m
1 stop
YYZ
4:50a
SEA
1:20p
8h 30m
1 stop
Depart: Sun Apr 30 2017 Return: Sat May 6 2017 Trip spans 7 days
Delta
Delta
SEA
3:00p
YYZ
11:19p
8h 19m
1 stop
YYZ
12:15p
SEA
8:40p
8h 25m
1 stop
Depart: Thu Apr 6 2017 Return: Sun Apr 9 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
2:00a
YYZ
8:50a
6h 50m
1 stop
YYZ
11:00p
SEA
6:26a
7h 26m
1 stop
Depart: Wed May 10 2017 Return: Sun May 14 2017 Trip spans 5 days
United
United
SEA
6:35p
YYZ
2:38a
8h 03m
1 stop
YYZ
2:00a
SEA
3:49p
13h 49m
2 stops
Depart: Wed Jul 5 2017 Return: Tue Jul 11 2017 Trip spans 7 days
WestJet
WestJet
SEA
5:40a
YYZ
12:59p
7h 19m
1 stop
YYZ
4:50a
SEA
1:00p
8h 10m
1 stop
Depart: Mon Mar 6 2017 Return: Tue Mar 14 2017 Trip spans 8 days
American Airlines
American Airlines
SEA
12:59p
YYZ
3:03a
14h 04m
2 stops
YYZ
7:40a
SEA
8:13p
12h 33m
1 stop
Depart: Mon Apr 24 2017 Return: Sat May 6 2017 Trip spans 13 days
Delta
Delta
SEA
6:35p
YYZ
2:44a
8h 09m
1 stop
YYZ
12:15p
SEA
8:40p
8h 25m
1 stop
Depart: Wed Apr 12 2017 Return: Wed Apr 19 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
12:05a
YYZ
4:37a
4h 32m
nonstop
YYZ
12:20a
SEA
5:30a
5h 10m
nonstop
Depart: Wed Mar 15 2017 Return: Sat Mar 18 2017 Trip spans 4 days
United
United
SEA
6:55a
YYZ
3:50p
8h 55m
1 stop
YYZ
11:59a
SEA
8:18p
8h 19m
1 stop
Depart: Thu Aug 24 2017 Return: Wed Aug 30 2017 Trip spans 7 days
WestJet
WestJet
SEA
4:45p
YYZ
11:54p
7h 09m
1 stop
YYZ
4:50a
SEA
1:00p
8h 10m
1 stop
Depart: Sat Apr 29 2017 Return: Fri May 5 2017 Trip spans 7 days
Delta
Delta
SEA
9:15a
YYZ
4:14p
6h 59m
1 stop
YYZ
12:15p
SEA
8:40p
8h 25m
1 stop
Depart: Thu Apr 27 2017 Return: Wed May 3 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
11:00a
YYZ
8:00p
9h 00m
2 stops
YYZ
2:10a
SEA
11:15a
9h 05m
2 stops
Depart: Mon Aug 28 2017 Return: Tue Aug 29 2017 Trip spans 2 days
United
United
SEA
7:05p
YYZ
2:17a
7h 12m
1 stop
YYZ
1:10p
SEA
9:03p
7h 53m
1 stop
Direct flights SEA to YTO on United
Flight # Depart SEA Arrive YYZ Sun Mon Tue Wed Thu Fri Sat Valid Between
8446 8:05 am 3:37 pm Mar 26 - Apr 30
8446 8:10 am 3:41 pm Mar 12 - Mar 25
8446 8:10 am 3:41 pm Feb 16 - Mar 11
8618 11:10 am 6:42 pm Mar 26 - Mar 31
8618 11:10 am 6:41 pm Mar 1 - Mar 11
8618 11:10 am 6:41 pm Mar 12 - Mar 25
8618 11:10 am 6:45 pm Apr 1 - Apr 30
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
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Airports
Origin

Seattle
$426
Destination

Toronto
only $426
only $549