Find Deals on Flights from Seattle to Toronto Pearson Intl

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 to Toronto Pearson Intl

(Round-trip)
Depart: Thu Apr 20 2017 Return: Wed Apr 26 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
3:00a
YYZ
4:06a
1h 06m
1 stop
YYZ
3:00a
SEA
10:06a
7h 06m
1 stop
Depart: Sun Apr 30 2017 Return: Tue May 2 2017 Trip spans 3 days
Delta
Delta
SEA
8:40p
YYZ
5:11a
8h 31m
1 stop
YYZ
11:40a
SEA
9:19p
9h 39m
1 stop
Depart: Thu Jun 15 2017 Return: Mon Jun 19 2017 Trip spans 5 days
WestJet
WestJet
SEA
5:40a
YYZ
3:00p
9h 20m
1 stop
YYZ
4:50a
SEA
1:00p
8h 10m
1 stop
Depart: Tue May 16 2017 Return: Mon May 22 2017 Trip spans 7 days
Air Canada
Air Canada
SEA
8:00a
YYZ
5:54p
9h 54m
2 stops
YYZ
4:00a
SEA
12:46p
8h 46m
1 stop
Depart: Mon Apr 3 2017 Return: Wed Apr 5 2017 Trip spans 3 days
United
United
SEA
7:35p
YYZ
6:55a
11h 20m
1 stop
YYZ
4:15a
SEA
4:45p
12h 30m
1 stop
Depart: Sat Aug 12 2017 Return: Tue Aug 22 2017 Trip spans 11 days
American Airlines
American Airlines
SEA
1:59p
YYZ
2:41a
12h 42m
2 stops
YYZ
2:50p
SEA
11:15p
8h 25m
1 stop
Depart: Sat Apr 22 2017 Return: Tue Apr 25 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
2:00a
YYZ
3:06a
1h 06m
nonstop
YYZ
2:00a
SEA
9:06a
7h 06m
nonstop
Depart: Tue May 2 2017 Return: Fri May 5 2017 Trip spans 4 days
Delta
Delta
SEA
2:00a
YYZ
8:42a
6h 42m
1 stop
YYZ
1:15p
SEA
10:10p
8h 55m
1 stop
Depart: Tue Apr 25 2017 Return: Fri Apr 28 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
2:00a
YYZ
3:06a
1h 06m
1 stop
YYZ
2:00a
SEA
9:06a
7h 06m
1 stop
Depart: Sat Aug 19 2017 Return: Tue Aug 29 2017 Trip spans 11 days
WestJet
WestJet
SEA
5:40a
YYZ
2:59p
9h 19m
1 stop
YYZ
4:50a
SEA
1:00p
8h 10m
1 stop
Depart: Wed May 3 2017 Return: Sat May 6 2017 Trip spans 4 days
Air Canada
Air Canada
SEA
3:05p
YYZ
10:50p
7h 45m
1 stop
YYZ
12:05p
SEA
7:51p
7h 46m
1 stop
Depart: Mon May 1 2017 Return: Wed May 3 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
2:00a
YYZ
3:06a
1h 06m
1 stop
YYZ
2:00a
SEA
9:06a
7h 06m
1 stop
Depart: Fri Sep 8 2017 Return: Mon Sep 11 2017 Trip spans 4 days
WestJet
WestJet
SEA
4:45p
YYZ
11:54p
7h 09m
1 stop
YYZ
4:50a
SEA
1:00p
8h 10m
1 stop
Depart: Wed Jul 19 2017 Return: Tue Jul 25 2017 Trip spans 7 days
Delta
Delta
SEA
2:30p
YYZ
11:40p
9h 10m
1 stop
YYZ
10:00a
SEA
6:50p
8h 50m
1 stop
Depart: Thu May 11 2017 Return: Mon May 15 2017 Trip spans 5 days
Air Canada
Air Canada
SEA
10:20a
YYZ
5:34p
7h 14m
1 stop
YYZ
4:00a
SEA
12:46p
8h 46m
1 stop
Depart: Fri May 5 2017 Return: Tue May 9 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
3:00a
YYZ
4:06a
1h 06m
1 stop
YYZ
3:00a
SEA
10:06a
7h 06m
1 stop
Depart: Thu Sep 14 2017 Return: Tue Sep 19 2017 Trip spans 6 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 May 29 2017 Return: Tue May 30 2017 Trip spans 2 days
Air Canada
Air Canada
SEA
6:10a
YYZ
2:05p
7h 55m
1 stop
YYZ
4:00a
SEA
12:46p
8h 46m
1 stop
Depart: Fri Aug 18 2017 Return: Fri Aug 25 2017 Trip spans 8 days
Delta
Delta
SEA
2:30p
YYZ
11:40p
9h 10m
1 stop
YYZ
5:45a
SEA
4:14p
10h 29m
1 stop
Depart: Fri Jun 2 2017 Return: Sun Jun 4 2017 Trip spans 3 days
Major Airline
Major Airline
SEA
1:00a
YYZ
2:06a
1h 06m
1 stop
YYZ
1:00a
SEA
8:06a
7h 06m
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,
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Airports
Origin

Seattle
$432
Destination

Toronto
$432
Airlines Airline reviews

37 travelers who booked a flight from Seattle to Toronto rated their chosen airlines with an average of 6.5.

Overall
6.8
Boarding
6.6
Crew
7.4
Comfort
6.5
Food
5.5
Entertainment
6.2