Flight Routes from Seattle Tacoma to Toronto

Compare cheap outbound and return flights from Seattle-Tacoma (SEA) to Toronto (YTO) and find the best offer from numerous airlines and travel agencies.

Trip type
Fastest outbound flight
Fastest inbound flight
non-stop flights
8x / week
Flight distance
3,330 km
Time difference
Airports in Toronto
  1. Lester B. Pearson International Airport
  2. Hamilton
  3. Kitchener/Waterloo
  4. City Centre Airport

Flight schedule from Seattle-Tacoma (SEA) to Toronto (YTO)

Select a travel date in the flight schedule for the route from Seattle-Tacoma (SEA) to Toronto (YTO) and compare affordable flight deals.

offers
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Matching outbound flightsSEA–YTO · 4 of 4
fromto
dep.arr.
durationstopovers
  1. September 13 – 19, 2026
  2. September 20 – 26, 2026
  3. Sep 27 – Oct 3, 2026
    1. SEAYYZ
      nonstop
      1. United Airlines
    2. SEAYYZ
      nonstop
      1. Alaska Airlines
    3. SEAYYZ
      nonstop
      1. Air Canada
    4. SEAYYZ
      nonstop
      1. Alaska Airlines

      Important flight information

      Discover more flights around Seattle-Tacoma and Toronto

      Departure airport Airport Seattle-Tacoma International Airport, WA (SEA)
      Arrival airport Airport Toronto (YTO)
      Destination country Flights to Canada
      Departure airport - Destination country Seattle-Tacoma International Airport, WA - Canada
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