Cheap flights from Seattle to Toronto from CA$349

If you don’t have specific dates for your trip between Seattle and Toronto, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Seattle and Toronto, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Vancouver International, Portland International, Abbotsford International, Bellingham International, Yakima Air Terminal, Pangborn Memorial, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB, Paine Field Everett

There are a number of airports in and around Toronto. The main one is Toronto Pearson International and other nearby airports include Greater Rochester International, Buffalo Niagara International, John C. Munro Hamilton International, Region of Waterloo International, London International, Niagara Falls International.

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Toronto, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Toronto, such as morning, afternoon, evening, or night, or select the exact hours for arrival.