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Cheap flights from Seattle (BFI) to Basel (BSL)

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0 Children (2~11)
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How to find the cheapest flight from Seattle (BFI) to Basel (BSL)

How to find the cheapest flight from Seattle (BFI) to Basel (BSL)
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How to find the cheapest flight from Seattle (BFI) to Basel (BSL)
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How to find the cheapest flight from Seattle (BFI) to Basel (BSL)
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Cheap flights from Seattle to Basel in October , November 2026

29 Oct - 11 Nov $ 1,523.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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29 Oct - 25 Nov $ 1,526.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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29 Oct - 23 Nov $ 1,528.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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Last minute flights from Seattle to Basel

29 Oct - 02 Nov $ 1,544.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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29 Oct - 02 Nov $ 1,618.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
29 Oct - 02 Nov $ 1,627.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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One-way flights to Basel from Seattle

5:25 AM - 8:40 PM
easyJet
3 Stops
33h 5m
BFI - BSL
$ 692
Kiwi
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8:05 AM - 8:40 PM
easyJet
3 Stops
30h 25m
BFI - BSL
$ 775
Kiwi
Pick dates
5:25 AM - 7:40 PM
easyJet
3 Stops
31h 55m
BFI - BSL
$ 790
Kiwi
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How to find the cheapest flight from Seattle (BFI) to Basel (BSL)

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