There are most likely no direct flights on the Seattle — Toronto route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Seattle to Toronto. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Seattle to Toronto, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Seattle — Toronto route
Seattle — Toronto
06/11/2026
Departure
Direct flight
AC540
starting at $606
Seattle — Toronto
06/20/2026
Departure
Direct flight
AS385
starting at $502
Seattle — Toronto
07/23/2026
Departure
Direct flight
AS385
starting at $421
Seattle — Toronto
06/04/2026
Departure
Direct flight
AC540
starting at $603
Seattle — Toronto
06/05/2026
Departure
Direct flight
AC540
starting at $689
Seattle — Toronto
06/06/2026
Departure
Direct flight
AC540
starting at $552
starting at $552
starting at $421
starting at $155
starting at $156
starting at $374
The Seattle — Toronto route is served by a wide range of airlines: 5 in total, including Air Canada, Alaska Airlines, United Airlines, Westjet, and Volaris. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $155. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
We couldn't find any special offers for flights from Seattle to Toronto
The cheapest one-way flight from Seattle to Toronto departs on 06/20/2026, is operated by United Airlines and costs $155
The cheapest roundtrip flight from Seattle to Toronto departs on 07/24/2026, is operated by Westjet and costs $451
Fastest flight from Seattle to Toronto takes 8h 20m
There are direct flights on this route 3 days a week: Th, Fr, and Sa
The distance between Seattle and Toronto is 3324km (2061 miles). There are 2 direct flights from Seattle to Toronto. The time difference between Seattle and Toronto is 3h. Flights from Seattle begin at 7:55 AM. The latest flight from Seattle departs at 8:00 AM
The cheapest flight ticket from Seattle to Toronto according to data for the last 48 hours costs $155
Often the best time to buy tickets from Seattle to Toronto is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Seattle to Toronto can be found flying in these months: June, July.
The fastest flights from Seattle to Toronto start from 8 hours 20 minutes in the air.
The following airlines operate direct flights on the route Seattle — Toronto: Air Canada, Alaska Airlines
The minimum one-way ticket price from Seattle to Toronto is $155 (June 2026), while the maximum is $199 (July 2026). On average, a ticket costs $177–$199.
