Looking for flights from Toronto (YYZ) to Seattle (SEA)? Fly Air Canada, voted "Best Airline in North America" by Skytrax and Global Traveler Magazine. Book your Toronto to Seattle flight today.

Cheap Flights from Toronto (YYZ) to Seattle (SEA) start at $145 for one-way and $237 for round trip. Earn your airline miles on top of our rewards!

The cheapest round-trip flight from Toronto to Seattle starts at $257 from Thu, Jan 23 to Wed, Jan 29. The cheapest one-way flight starts at $152 and departs on Wed, Mar 12.

Find the best deals on flights from Toronto Pearson International (YYZ) to Seattle / Tacoma International (SEA). Compare prices from hundreds of major travel agents and airlines, all in one search.

5 days ago · All direct (non-stop) flights from Toronto to Seattle / Tacoma. See airlines, aircrafts, flight time and distance, flight schedules and timetables.

Cheap flights from Toronto (YYZ) to Seattle (SEA) Prices were available within the past 7 days and start at CA $226 for one-way flights and CA $373 for round trip, for the period specified.

Detailed flight information from Toronto YYZ to Seattle SEA. See all airline (s) with scheduled flights and weekly timetables up to 9 months ahead. Flightnumbers and complete route information.

Cheap Flights from Toronto (YTO) to Seattle (SEA) start at $145 for one-way and $240 for round trip. Earn your airline miles on top of our rewards!

Find flights to Seattle from $127. Fly from Toronto on WestJet, Alaska Airlines, Air Canada and more. Search for Seattle flights on KAYAK now to find the best deal.

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