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

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Toronto Pearson Intl to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Feb 7 2017 Return: Tue Feb 14 2017 Trip spans 8 days
Major Airline
Major Airline
YYZ
8:45p
SEA
9:20a
12h 35m
1 stop
SEA
9:00a
YYZ
4:50p
7h 50m
1 stop
Depart: Sat Feb 11 2017 Return: Tue Feb 14 2017 Trip spans 4 days
United
United
YYZ
2:00p
SEA
7:16p
5h 16m
nonstop
SEA
3:10a
YYZ
7:41a
4h 31m
nonstop
Depart: Wed Mar 22 2017 Return: Sat Mar 25 2017 Trip spans 4 days
Air Canada
Air Canada
YYZ
3:00a
SEA
10:25a
7h 25m
1 stop
SEA
7:55a
YYZ
3:18p
7h 23m
1 stop
Depart: Mon Feb 20 2017 Return: Tue Mar 7 2017 Trip spans 16 days
Delta
Delta
YYZ
10:59a
SEA
9:22p
10h 23m
1 stop
SEA
1:26p
YYZ
1:37a
12h 11m
2 stops
Depart: Thu Feb 16 2017 Return: Tue Feb 21 2017 Trip spans 6 days
American Airlines
American Airlines
YYZ
2:03a
SEA
10:48p
20h 45m
1 stop
SEA
6:55p
YYZ
9:30a
14h 35m
1 stop
Depart: Fri Apr 7 2017 Return: Sun Apr 9 2017 Trip spans 3 days
WestJet
WestJet
YYZ
2:45a
SEA
11:30a
8h 45m
1 stop
SEA
3:00p
YYZ
10:44p
7h 44m
1 stop
Depart: Wed Feb 8 2017 Return: Tue Feb 14 2017 Trip spans 7 days
Major Airline
Major Airline
YYZ
1:45a
SEA
9:45a
8h 00m
1 stop
SEA
9:00a
YYZ
4:45p
7h 45m
1 stop
Depart: Tue Feb 14 2017 Return: Wed Feb 22 2017 Trip spans 9 days
United
United
YYZ
2:00p
SEA
7:16p
5h 16m
nonstop
SEA
3:10a
YYZ
7:41a
4h 31m
nonstop
Depart: Thu Feb 23 2017 Return: Tue Mar 7 2017 Trip spans 13 days
Major Airline
Major Airline
YYZ
12:40a
SEA
9:04a
8h 24m
nonstop
SEA
7:10a
YYZ
5:00p
9h 50m
nonstop
Depart: Sun Jan 29 2017 Return: Tue Feb 7 2017 Trip spans 10 days
Air Canada
Air Canada
YYZ
3:00a
SEA
12:45p
9h 45m
1 stop
SEA
5:05a
YYZ
11:31a
6h 26m
1 stop
Depart: Tue Feb 21 2017 Return: Wed Feb 22 2017 Trip spans 2 days
United
United
YYZ
2:00p
SEA
7:16p
5h 16m
nonstop
SEA
3:10a
YYZ
7:41a
4h 31m
nonstop
Depart: Thu Mar 16 2017 Return: Tue Mar 28 2017 Trip spans 13 days
Delta
Delta
YYZ
2:15a
SEA
10:04a
7h 49m
1 stop
SEA
2:30a
YYZ
2:39p
12h 09m
2 stops
Depart: Thu Mar 23 2017 Return: Sat Mar 25 2017 Trip spans 3 days
American Airlines
American Airlines
YYZ
2:30p
SEA
11:48p
9h 18m
1 stop
SEA
4:23p
YYZ
8:59a
16h 36m
1 stop
Depart: Sun Apr 9 2017 Return: Sat Apr 15 2017 Trip spans 7 days
WestJet
WestJet
YYZ
5:05a
SEA
1:20p
8h 15m
1 stop
SEA
3:00p
YYZ
10:44p
7h 44m
1 stop
Depart: Tue Mar 21 2017 Return: Thu Mar 23 2017 Trip spans 3 days
Major Airline
Major Airline
YYZ
3:45a
SEA
1:06p
9h 21m
1 stop
SEA
2:00a
YYZ
8:52a
6h 52m
1 stop
Depart: Fri Mar 24 2017 Return: Sat Mar 25 2017 Trip spans 2 days
Air Canada
Air Canada
YYZ
4:00a
SEA
1:45p
9h 45m
1 stop
SEA
7:55a
YYZ
4:25p
8h 30m
1 stop
Depart: Wed Feb 22 2017 Return: Tue Mar 7 2017 Trip spans 14 days
United
United
YYZ
2:00p
SEA
7:16p
5h 16m
nonstop
SEA
6:10a
YYZ
10:41a
4h 31m
nonstop
Depart: Fri Mar 17 2017 Return: Tue Mar 28 2017 Trip spans 12 days
Delta
Delta
YYZ
11:59a
SEA
10:25p
10h 26m
1 stop
SEA
2:00a
YYZ
8:19a
6h 19m
1 stop
Depart: Sat Mar 25 2017 Return: Sun Apr 2 2017 Trip spans 9 days
American Airlines
American Airlines
YYZ
3:20a
SEA
8:13p
16h 53m
1 stop
SEA
8:20p
YYZ
3:22p
19h 02m
1 stop
Depart: Wed Apr 12 2017 Return: Mon Apr 17 2017 Trip spans 6 days
WestJet
WestJet
YYZ
6:40a
SEA
3:15p
8h 35m
1 stop
SEA
6:00a
YYZ
12:54p
6h 54m
1 stop
Direct flights YYZ to SEA on United
Flight # Depart YYZ Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
8525 7:00 pm 9:16 pm Feb 14 - Mar 11
8525 7:00 pm 9:16 pm Feb 1 - Feb 13
8525 7:00 pm 9:24 pm Jan 12 - Jan 30
* 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.

Airports
Origin

Toronto
$334
Destination

Seattle
$334
Airlines Airline reviews

53 travelers who booked a flight from Toronto to Seattle rated their chosen airlines with an average of 6.1.

Overall
6.0
Boarding
6.2
Crew
6.7
Comfort
6.0
Food
4.6
Entertainment
5.9