
Popular airlines from Seattle-Tacoma International Airport (SEA) to Toronto Pearson Intl. Airport (YYZ)
- Alaska Airlines
Alaska Airlines
- WestJet
WestJet
- Air Canada
Air Canada
- Plan, book, fly with confidence
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Cheap Flights from Seattle (SEA) to Toronto (YYZ)
Prices were available within the past 7 days and start at £86 for one-way flights and £204 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to Toronto (YYZ)
January is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Pearson Intl. |
Airlines serving | Air Canada, Alaska Airlines, WestJet |
Return price | £204 |
Distance | 3288 km |
Average flight time | 7 hours 41 mins |
Compare flights from Seattle to Toronto easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Toronto. Operating between them 7 flights per day, 20 airlines cover the route. And Qatar Airways, Air Canada, Alaska Airlines, Hawaiian Airlines, Air Tahiti Nui, Brussels Airlines, United Airlines fly direct, getting you to Pearson Intl. in just 10hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Pearson Intl..
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Pearson Intl. (YYZ)
The easiest way to view the best deals on flights from Seattle to Toronto today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Pearson Intl. start at just £204 and range up to £458.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near Seattle and Toronto
- booking your flight during September, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your Seattle to Toronto flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Pearson Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
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