Cheap flights from Seattle to Toronto

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Flight prices from Seattle to Toronto

There’s no fixed price — fares between Seattle and Toronto can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Which airports near Seattle or Toronto offer flights?

In many cases, using a nearby airport can improve your chances of finding direct flights or better rates.

  • Airports in Seattle: 2 airports are active - Boeing Field, Lake Union.
  • Airports in Toronto: 4 options available in Toronto - John C. Munro, Kitchener Lake, Lester B. Pearson, Toronto Island Airport.

Secondary airports can offer faster travel thanks to shorter lines and quicker boarding times than major ones.

Flights from Seattle - Tacoma to Toronto

Plan your journey from Seattle to Toronto with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Canada? These cities are trending: Calgary, Edmonton, Montreal, Toronto, Vancouver.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to Toronto.

How much does an airline ticket from Seattle to Toronto cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Seattle to Toronto.

How far is Seattle from Toronto?

Seattle is about 2065 mi from Toronto.

What are the airports in Toronto?

Toronto has 4 airports: John C. Munro, Kitchener Lake, Lester B. Pearson, Toronto Island Airport.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the most popular cities in Canada?

The most popular cities in Canada according to our users' searches are: Calgary, Edmonton, Montreal, Toronto, Vancouver.

When should I book a flight from Seattle to Toronto?

The best time to book a flight from Seattle to Toronto is 1 month in advance, while the worst time is 1 week in advance.

What is the cheapest month to fly from Seattle to Toronto?

This information is not available at the moment.

What is the most expensive month to fly from Seattle to Toronto?

This information is not available at the moment.

What is the best day of the week to fly from Seattle to Toronto?

This information is not available at the moment.