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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 March , April 2026

26 Mar - 16 Apr $ 1,616.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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26 Mar - 23 Apr $ 1,617.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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26 Mar - 21 Apr $ 1,617.00
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

26 Mar - 02 Apr $ 1,753.00
BFI
Seattle
Air Excursions
3 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
26 Mar - 02 Apr $ 1,762.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
26 Mar - 02 Apr $ 1,842.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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One-way flights to Oslo from Seattle

9:35 AM - 11:55 PM
Finnair
3 Stops
30h 55m
BFI - OSL
$ 767
Kiwi
Pick dates
9:35 AM - 7:50 AM
Icelandair
2 Stops
18h
BFI - OSL
$ 777
Kiwi
Pick dates
9:35 AM - 3:40 PM
Norwegian Air Shuttle
3 Stops
23h 20m
BFI - OSL
$ 867
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.