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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 November , December 2025

29 Nov - 12 Dec $ 1,244.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
30 Nov - 12 Dec $ 1,289.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
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30 Nov - 15 Dec $ 1,303.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
2 STOPS
BFI
Seattle
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Last minute flights from Seattle to Toronto

28 Nov - 01 Dec $ 1,425.00
BFI
Seattle
Air Excursions
3 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
29 Nov - 01 Dec $ 1,496.00
BFI
Seattle
Air Excursions
2 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
29 Nov - 01 Dec $ 1,507.00
BFI
Seattle
Air Excursions
3 STOPS
YTO
Toronto
YTO
Toronto
Air Excursions
3 STOPS
BFI
Seattle
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One-way flights to Toronto from Seattle

9:35 AM - 11:20 AM
Flair Airlines
3 Stops
25h 45m
BFI - YTO
$ 658
Kiwi
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7:05 PM - 12:51 PM
WestJet
2 Stops
17h 57m
BFI - YTO
$ 742
Kiwi
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8:55 AM - 8:05 PM
WestJet
2 Stops
11h 26m
BFI - YTO
$ 787
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.