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

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0 Children (2~11)
0 Infants (0~2)
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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 November , December 2026

30 Nov - 11 Dec $ 1,516.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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30 Nov - 07 Dec $ 1,517.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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30 Nov - 14 Dec $ 1,521.00
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

17 Nov - 01 Dec $ 1,785.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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25 Nov - 01 Dec $ 1,821.00
BFI
Seattle
Air Excursions
3 STOPS
BSL
Basel
BSL
Basel
Air Excursions
3 STOPS
BFI
Seattle
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25 Nov - 01 Dec $ 1,854.00
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 - 8:25 AM
easyJet
3 Stops
44h 40m
BFI - BSL
$ 640
Kiwi
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5:25 AM - 7:40 PM
easyJet
3 Stops
30h 55m
BFI - BSL
$ 676
Kiwi
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8:05 AM - 7:40 PM
easyJet
3 Stops
28h 15m
BFI - BSL
$ 721
Kiwi
Pick dates

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.