Alaska's Wi-Fi is a flat fee, ideal for getting work done on longer flights.
Alaska's Premium Class offers extra legroom and free cocktails, though meals require pre-ordering.

Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (SmartFares) |
One-way from | $101 (Expedia) |
Popular in | June |
Cheapest in | January |
Average price | $366 |
Good round-trip deal | $349 or less |
Good one-way deal | $272 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Tue 11/18
7:55 am-3:35 pm
Nonstop4h 40m
Toronto Pearson Intl
Tue 11/25
4:45 pm-7:17 pm
Nonstop5h 32m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Tue 11/18
7:55 am-3:35 pm
Nonstop4h 40m
Toronto Pearson Intl
Wed 11/19
4:45 pm-7:05 pm
Nonstop5h 20m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Wed 11/19
7:55 am-3:35 pm
Nonstop4h 40m
Toronto Pearson Intl
Fri 11/21
4:45 pm-7:17 pm
Nonstop5h 32m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Mon 11/17
7:55 am-3:35 pm
Nonstop4h 40m
Toronto Pearson Intl
Tue 11/25
4:45 pm-7:17 pm
Nonstop5h 32m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Tue 3/10
8:00 am-3:35 pm
Nonstop4h 35m
Toronto Pearson Intl
Wed 3/11
4:45 pm-7:05 pm
Nonstop5h 20m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Sun 11/16
7:55 am-3:35 pm
Nonstop4h 40m
Toronto Pearson Intl
Mon 11/17
4:45 pm-7:05 pm
Nonstop5h 20m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Tue 11/25
3:10 pm-5:23 pm
2 stops23h 13m
Toronto Pearson Intl
Sun 11/30
10:15 pm-2:20 pm
1 stop19h 05m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Wed 12/31
8:00 am-3:35 pm
Nonstop4h 35m
Toronto Pearson Intl
Mon 1/5
4:45 pm-7:11 pm
Nonstop5h 26m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Tue 12/30
8:00 am-3:35 pm
Nonstop4h 35m
Toronto Pearson Intl
Tue 1/6
4:45 pm-7:11 pm
Nonstop5h 26m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Thu 11/13
7:20 am-10:50 pm
1 stop12h 30m
Toronto Pearson Intl
Thu 11/20
6:05 am-10:46 am
1 stop7h 41m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
The price you pay for your flight from Seattle to Toronto Pearson Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, March is the cheapest month in which you can book a flight from Seattle to Toronto Pearson Intl Airport (average of $121). Flying from Seattle to Toronto Pearson Intl Airport in November is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Seattle to Toronto Pearson Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 73% on airfare.
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
Food
Comfort
Crew
Boarding
Overall
Entertainment
Reviews
Anonymous,Sep 2025
SEA - MKE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$157 | Average$441 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$186 | Average$434 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$226 | Average$299 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$276 | Average$487 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$301 | Average$385 | FlexibilityNo cancel fee | On-time69% |