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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 July , August 2026

30 Jul - 27 Aug $ 1,705.00
BFI
Seattle
Air Excursions
3 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
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30 Jul - 27 Aug $ 1,730.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
30 Jul - 26 Aug $ 1,755.00
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

30 Jul - 31 Jul $ 2,462.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
28 Jul - 31 Jul $ 2,462.00
BFI
Seattle
Air Excursions
2 STOPS
OSL
Oslo
OSL
Oslo
Air Excursions
2 STOPS
BFI
Seattle
Pick dates
30 Jul - 31 Jul $ 2,478.00
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

8:05 AM - 1:30 PM
Norwegian Air Sweden
3 Stops
21h 35m
BFI - OSL
$ 846
Kiwi
Pick dates
8:05 AM - 9:20 AM
KLM Royal Dutch Airlines
2 Stops
18h
BFI - OSL
$ 871
Kiwi
Pick dates
8:05 AM - 2:35 PM
KLM Royal Dutch Airlines
2 Stops
23h 15m
BFI - OSL
$ 871
Kiwi
Pick dates

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.