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Cheap flights from Montreal (YUL) to Seattle (BFI)

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How to find the cheapest flight from Montreal (YUL) to Seattle (BFI)

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

27 Apr - 26 May $ 906.00
YUL
Montreal
WestJet
2 STOPS
BFI
Seattle
BFI
Seattle
WestJet
2 STOPS
YUL
Montreal
Pick dates
27 Apr - 12 May $ 906.00
YUL
Montreal
WestJet
2 STOPS
BFI
Seattle
BFI
Seattle
WestJet
2 STOPS
YUL
Montreal
Pick dates
27 Apr - 19 May $ 920.00
YUL
Montreal
WestJet
2 STOPS
BFI
Seattle
BFI
Seattle
WestJet
2 STOPS
YUL
Montreal
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Last minute flights from Montreal to Seattle

27 Apr - 01 May $ 954.00
YUL
Montreal
Porter Airlines
2 STOPS
BFI
Seattle
BFI
Seattle
Porter Airlines
3 STOPS
YUL
Montreal
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27 Apr - 01 May $ 990.00
YUL
Montreal
WestJet
2 STOPS
BFI
Seattle
BFI
Seattle
WestJet
3 STOPS
YUL
Montreal
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27 Apr - 01 May $ 1,023.00
YUL
Montreal
WestJet
2 STOPS
BFI
Seattle
BFI
Seattle
WestJet
3 STOPS
YUL
Montreal
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One-way flights to Seattle from Montreal

7:15 AM - 4:05 PM
Air Excursions
2 Stops
12h 40m
YUL - BFI
$ 408
Kiwi
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8:00 PM - 4:05 PM
Air Excursions
2 Stops
23h 55m
YUL - BFI
$ 493
Kiwi
Pick dates
7:15 AM - 4:05 PM
Air Excursions
2 Stops
12h 40m
YUL - BFI
$ 651
Kiwi
Pick dates

How to find the cheapest flight from Montreal (YUL) to Seattle (BFI)

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