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Book Flights from Toronto to Seattle will help you to find the best deals on flights from Toronto to Seattle. With our search technology, effortlessly searching flight routes across hundreds of airlines has never been easier or more convenient. With, we aim to make it simple and quick to search, select and save on the flights that best suit your needs and budget.

No matter if you are traveling for business or pleasure, we offer a wide range of deals from business class discounts to last minute flight deals to destinations like Seattle. Whether you are planning ahead or looking for last minute tickets, CheapOair has the right flights at the right price. After booking your ticket, explore this page to view blog posts about this destination, learn more about hotels near SEA and read reviews from others who booked their flights with

Frequently Asked Questions - Toronto to Seattle Flights

  • When does the first flight of the day depart from YTO?

    6:30PM Air Canada Flight #8090

  • When does the last flight depart to SEA?

    6:30PM Air Canada Flight #8090

  • What is the travel distance between Toronto and Seattle?

    2,065 miles

  • How many weekly flights are there between YTO to SEA?

    There are 1 weekly flights between YTO and SEA.

  • Which is the busiest day in terms of passengers traffic between YTO to SEA?


  • In last 30 days, what %age of SEA visitors spent less than 3 days in the city?

    66.67 %

  • Which is the nearest airport to Seattle, Washington?

    Kenmore Air Harbor

  • Which is the nearest airport to Toronto, Canada?

    Billy Bishop Toronto City Airport