What’s the cost of a flight from Toronto Pearson to Seattle?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Toronto and Seattle.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Flying from or to Toronto and Seattle? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in Toronto: You have 4 departure options - John C. Munro, Kitchener Lake, Lester B. Pearson, Toronto Island Airport.
• Airports in Seattle: Arrivals into Seattle are possible from 2 airports - Boeing Field, Lake Union.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Find the best flight from Toronto Pearson to Seattle

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to United States? Travelers also looked at: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Toronto Pearson – Seattle flights.