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Cheap flights from Seattle (BFI) to Oslo (OSL)

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How to find the cheapest flight from Seattle (BFI) to Oslo (OSL)

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

13 Apr - 05 May $ 1,118.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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20 Apr - 03 May $ 1,133.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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20 Apr - 03 May $ 1,134.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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Last minute flights from Seattle to Oslo

21 Apr - 01 May $ 1,581.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
20 Apr - 01 May $ 1,581.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
3 STOPS
BFI
Seattle
Pick dates
21 Apr - 01 May $ 1,602.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
3 STOPS
BFI
Seattle
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One-way flights to Oslo from Seattle

10:45 AM - 7:50 AM
Icelandair
2 Stops
16h 50m
BFI - OSL
$ 472
Kiwi
Pick dates
10:45 AM - 7:50 AM
Icelandair
2 Stops
16h 50m
BFI - OSL
$ 472
Kiwi
Pick dates
8:05 AM - 9:25 AM
KLM Royal Dutch Airlines
2 Stops
18h
BFI - OSL
$ 493
Kiwi
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How to find the cheapest flight from Seattle (BFI) to Oslo (OSL)

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