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Cheap flights from Seattle (BFI) to Toronto (YTO)

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How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)

How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)
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How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)
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How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)
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Cheap flights from Seattle to Toronto in April , May 2026

27 Apr - 06 May $ 881.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
27 Apr - 04 May $ 883.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
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29 Apr - 06 May $ 890.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
Pick dates

Last minute flights from Seattle to Toronto

27 Apr - 01 May $ 979.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
29 Apr - 01 May $ 987.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
27 Apr - 01 May $ 1,009.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
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One-way flights to Toronto from Seattle

10:45 AM - 7:10 PM
WestJet
2 Stops
11h 20m
BFI - YTO
$ 474
Kiwi
Pick dates
10:45 AM - 7:10 PM
WestJet
2 Stops
11h 20m
BFI - YTO
$ 482
Kiwi
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6:55 AM - 4:20 PM
Porter Airlines
2 Stops
13h 57m
BFI - YTO
$ 519
Kiwi
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How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)

Related info for your journey
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How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Seattle (BFI) to Toronto (YTO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.