- Fastest outbound flight
- Fastest inbound flight
- non-stop flights
- 18x / week
- Flight distance
- 3,330 km
- Time difference
- Airports in Toronto
- Lester B. Pearson International Airport
- Hamilton
- Kitchener/Waterloo
- City Centre Airport
- Most popular airlines
- Air Canada
- Alaska Airlines
- Air Canada
Flight schedule from Toronto (YTO) to Seattle-Tacoma (SEA)
Select a travel date in the flight schedule for the route from Toronto (YTO) to Seattle-Tacoma (SEA) and compare affordable flight deals.
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Matching outbound flightsYTO–SEA · 4 of 4
fromto
dep.arr.
durationstopovers
- September 13 – 19, 2026
- September 20 – 26, 2026
- Sep 27 – Oct 3, 2026
- YYZSEAnonstop
- YYZSEAnonstop
- YYZSEAnonstop
- YYZSEAnonstop
Important flight information
Frequently Asked Questions (FAQ)
How long is the flight from Toronto to Seattle-Tacoma?
A nonstop flight from Toronto to Seattle-Tacoma typically takes around 5 hours 29 minutes. This makes the nonstop service the fastest and most convenient way to travel between Toronto and Seattle-Tacoma. It is worth checking flight times when searching, as they can vary by airline and travel date.
Are there nonstop flights from Toronto to Seattle-Tacoma?
Yes, there are nonstop flights from Toronto to Seattle-Tacoma, averaging around 2 to 3 flights per day, operated by, among others, Air Canada and Alaska Airlines. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.
Which airlines fly from Toronto to Seattle-Tacoma?
Direct flights from Toronto to Seattle-Tacoma are operated by, among others, Air Canada and Alaska Airlines. These flights take you to Seattle-Tacoma nonstop, making them especially practical for short trips or weekend getaways. It is still worth comparing departure times and airline policies, as baggage rules and fees can vary.
On which days are there nonstop flights from Toronto to Seattle-Tacoma?
Nonstop flights from Toronto to Seattle-Tacoma operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.
How many flights are there per day from Toronto to Seattle-Tacoma?
On the route from Toronto to Seattle-Tacoma, there are on average around 2 to 3 flights per day. The number of flights can vary by day of the week and season. If you are flexible with your dates, it is worth comparing several departure days.
How many flights per week are there from Toronto to Seattle-Tacoma?
On the route from Toronto to Seattle-Tacoma, there are around 18 to 19 flights per week. The number of flights can vary depending on the season and day of the week. If you have flexibility, it is worth looking at several departure days.
When does the first flight from Toronto to Seattle-Tacoma depart?
The earliest nonstop flight from Toronto to Seattle-Tacoma usually departs at 4:45 PM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in Seattle-Tacoma.
When does the last flight from Toronto to Seattle-Tacoma depart?
The last nonstop flight from Toronto to Seattle-Tacoma usually departs at 6:25 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.