Cheap flights from Seattle to Toronto from Can$391

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Cheap Seattle - Toronto flight offers

Find cheap flight tickets and last-minute flight deals from Seattle to Toronto

Air Canada
Mon, 10-05 (SEA) Seattle -> (YTO) Toronto
Direct
Air Canada
Sat, 10-10 (YTO) Toronto -> (SEA) Seattle
Direct
Price found 3 days ago
from Can$488
WestJet
Tue, 10-06 (SEA) Seattle -> (YTO) Toronto
Direct
WestJet
Mon, 10-12 (YTO) Toronto -> (SEA) Seattle
Direct
Price found 3 days ago
from Can$635
Alaska Airlines
Tue, 07-21 (SEA) Seattle -> (YTO) Toronto
Direct
Price found 3 days ago
from Can$391
Air Canada
Mon, 10-05 (SEA) Seattle -> (YTO) Toronto
Direct
Air Canada
Sat, 10-10 (YTO) Toronto -> (SEA) Seattle
Direct
Price found 3 days ago
from Can$488
WestJet
Tue, 10-06 (SEA) Seattle -> (YTO) Toronto
Direct
WestJet
Mon, 10-12 (YTO) Toronto -> (SEA) Seattle
Direct
Price found 3 days ago
from Can$635

Info about flights from Seattle to Toronto

Some useful info about flights from Seattle to Toronto to help you plan your next trip

Best price last 15 days Can$391
Average flight duration 4h 45m
Cheapest month April
Average number of flights per week 4
First flight time 00:58
Last flight time 23:59
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Top airlines on the route Seattle - Toronto

Airlines providing flights to Toronto from Seattle

Air Canada
Air Canada
Alaska Airlines
Alaska Airlines
DELTA
DELTA
WestJet
WestJet

How much is a flight from Seattle to Toronto?

Depending on when you travel and how far in advance you book, fares between Seattle and Toronto can differ a lot.

Can$391 is the best price recorded in the last 15 days.

Low-cost airlines offer competitive fares, but often add charges for extra services. Keep that in mind when planning your trip. Also, midweek departures may offer better deals than weekends.

Flights between Seattle and Toronto: which airports can you choose?

The distance between Seattle and Toronto is about 3323 km. Checking alternative airports can help lower the total cost of your trip.

  • Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.
  • Airports in Toronto: Toronto is served by 4 airports - John C. Munro, Kitchener Lake, Lester B. Pearson, Toronto Island Airport.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Seattle airports to find the best option.

Flights from Seattle - Tacoma to Toronto

Adjust your flight filters for Seattle – Toronto

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Other popular destinations

Planning a trip to Canada? These cities are popular too: Calgary, Edmonton, Montreal, Toronto, Vancouver.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to Toronto.

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

The lowest price recorded in the last 15 days for a flight from Seattle to Toronto is Can$391.

How far is Seattle from Toronto?

Seattle is about 3323 km 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 4 weeks in advance.

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

The cheapest month to fly from Seattle to Toronto is April.

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

The most expensive month to fly from Seattle to Toronto is June.

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

For flights from Seattle to Toronto Thursday is on average the cheapest day to fly, while Thursday is the most expensive day to fly.