Cheap flights from Toronto to Seattle

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Toronto to Seattle flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Toronto to Seattle by changing tabs
Quickest
Cheapest
American Airlines
American Airlines
05 Dec.
YYZ
10:59 a.m.
Toronto Pearson Intl airport
9h 18m
1 Stop
5:17 p.m.
SEA
Seattle/Tacoma Intl airport
American Airlines
10 Dec.
SEA
1:30 a.m.
Seattle/Tacoma Intl airport
11h 18m
2 Stops
3:48 p.m.
YYZ
Toronto Pearson Intl airport
464 CAD
American Airlines
American Airlines
06 Dec.
YYZ
10:59 a.m.
Toronto Pearson Intl airport
9h 18m
1 Stop
5:17 p.m.
SEA
Seattle/Tacoma Intl airport
American Airlines
08 Dec.
SEA
1:30 a.m.
Seattle/Tacoma Intl airport
11h 18m
2 Stops
3:48 p.m.
YYZ
Toronto Pearson Intl airport
464 CAD
American Airlines
American Airlines
06 Dec.
YYZ
1:29 p.m.
Toronto Pearson Intl airport
9h 28m
1 Stop
7:57 p.m.
SEA
Seattle/Tacoma Intl airport
American Airlines
09 Dec.
SEA
11:42 p.m.
Seattle/Tacoma Intl airport
11h 34m
2 Stops
2:16 p.m.
+1
YYZ
Toronto Pearson Intl airport
489 CAD
United Airlines
United Airlines
28 Nov.
YYZ
2:44 a.m.
Toronto Pearson Intl airport
8h 12m
1 Stop
7:56 a.m.
SEA
Seattle/Tacoma Intl airport
United Airlines
03 Dec.
SEA
11:20 p.m.
Seattle/Tacoma Intl airport
4h 40m
7:00 a.m.
+1
YYZ
Toronto Pearson Intl airport
652 CAD
Delta
Delta
09 Jan.
YYZ
1:00 a.m.
Toronto Pearson Intl airport
7h 40m
1 Stop
5:40 a.m.
SEA
Seattle/Tacoma Intl airport
Delta
12 Jan.
SEA
2:45 p.m.
Seattle/Tacoma Intl airport
7h 12m
1 Stop
12:57 a.m.
+1
YYZ
Toronto Pearson Intl airport
579 CAD
Delta
Delta
12 Dec.
YYZ
12:10 p.m.
Toronto Pearson Intl airport
9h 33m
1 Stop
6:43 p.m.
SEA
Seattle/Tacoma Intl airport
Delta
07 Jan.
SEA
2:45 p.m.
Seattle/Tacoma Intl airport
7h 12m
1 Stop
12:57 a.m.
+1
YYZ
Toronto Pearson Intl airport
574 CAD

How to get the cheapest flight from Toronto to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
What is the cheapest month to fly to Seattle?
January
The cheapest time of year to fly to Seattle from Toronto is January. The most expensive is December.
What is the cheapest day to fly to Seattle?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
When is the cheapest time to fly to Seattle?
at noon
Toronto to Seattle flights are approximately 12% more expensive in the evening than at noon
What is the cheapest airline that flies to Seattle?
JetBlue
JetBlue, Alaska Airlines, and Delta are the most popular carriers operating from Toronto to Seattle
What is the cheapest route?
Toronto Pearson Intl - Seattle/Tacoma Intl
Fly from Toronto Pearson Intl to Seattle/Tacoma Intl for the best Toronto - Seattle flight prices
When is the cheapest time to book a flight to Seattle?
42 days before
The cheapest time to buy a flight from Toronto to Seattle is approximately 42 days before departure
60
Days before departure
0

Flight information for Toronto to Seattle

Find info about flight duration, direct flights, and airports for your flight from Toronto to Seattle
Fastest flight time 5h 23m The fastest flight from Toronto to Seattle takes 5h 23m.
Direct flights Every day Direct flights go from Toronto to Seattle every day.
Airports in Seattle 3 airports There are 3 airports near Seattle: Seattle King County/Boeing (BFI), Seattle Lake Union Spb (LKE), Seattle/Tacoma Intl (SEA)

Alternative routes for Toronto to Seattle

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Toronto to Portland
Fastest flight time
5h 14m
Cheapest price
369 CAD
Kingston to Seattle
Fastest flight time
20h 49m
Cheapest price
1,480 CAD

Flights from Toronto to:

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