Flights from Seattle to Oslo available from USD 473*

Promo code

Our best rates from Seattle to Oslo

Jul 2026
FromUSD 770*
Fare: Round trip/Economy
Aug 2026
FromUSD 512*
Fare: Round trip/Economy
Sep 2026
FromUSD 530*
Fare: Round trip/Economy
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    • *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking

    Fly in the next three months: flights from Seattle to Oslo

    USD

    Seattle (SEA)to

    Oslo (OSL)
    Sep 22 2026 - Oct 10 2026
    From
    USD 530
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Aug 18 2026 - Sep 01 2026
    From
    USD 512
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Aug 16 2026 - Aug 23 2026
    From
    USD 515
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Oct 01 2026 - Oct 18 2026
    From
    USD 523
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Oct 01 2026 - Oct 15 2026
    From
    USD 523
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Aug 15 2026 - Aug 29 2026
    From
    USD 537
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Sep 03 2026 - Sep 09 2026
    From
    USD 537
    Round trip
    Economy

    Seattle (SEA)to

    Oslo (OSL)
    Aug 27 2026 - Sep 15 2026
    From
    USD 600
    Round trip
    Economy
    *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.
     

    Plan ahead for your trip from Seattle to Oslo with Icelandair

    USD
    Plan ahead for your trip from Seattle to Oslo with Icelandair
    From
    To
    Fare type
    Dates
    Price
    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		Apr 09 2027 - Apr 18 2027

    From

    USD 473

    Viewed 1 day ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		Jan 14 2027 - Jan 19 2027

    From

    USD 473

    Viewed 1 day ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		May 05 2027 - May 18 2027

    From

    USD 575

    Viewed 1 day ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		Apr 02 2027 - Apr 09 2027

    From

    USD 524

    Viewed 2 days ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		May 17 2027 - May 26 2027

    From

    USD 662

    Viewed 2 days ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		May 04 2027 - May 18 2027

    From

    USD 575

    Viewed 14 hrs ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		Jan 04 2027 - Jan 15 2027

    From

    USD 582

    Viewed 14 hrs ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		Mar 12 2027 - Mar 21 2027

    From

    USD 636

    Viewed 19 hrs ago

    Seattle (SEA)Oslo (OSL)Round trip
    /
    Economy    		May 03 2027 - May 17 2027

    From

    USD 657

    Viewed 16 hrs ago

    *Fares displayed have been collected within the last 72hrs and may no longer be available at the time of booking. We display fares for Economy Light as standard but it is possible to change your class of service during the booking process. You can also add baggage, meals and extra legroom to your trip during booking.

    Flights to Oslo from Seattle

    Fly from the Emerald City to the vibrant Norwegian capital of Oslo in style with Icelandair.

    With endless hours of onboard entertainment, a unique selection of Icelandic refreshments, and comfortable cabin seating, choose Icelandair for your Seattle to Oslo flight.

    Book your flight to Oslo from Seattle today and enjoy one of the fastest transatlantic flight times with an easy transfer at our Keflavik hub.

     

    FAQs about travel from Seattle to Oslo

    Helpful information for passengers traveling from Seattle to Oslo

    When is the best time to fly to Oslo from Seattle?

    The best time to book flights to Oslo is in the spring or summer, particularly between May and August.

    Long hours of daylight, mild weather, and the vast range of festivals and outdoor activities available make this an ideal time to travel to Oslo from Seattle.

    How long is the flight from Seattle to Oslo?

    A typical flight from Seattle to Oslo takes around 11-13 hours.

    Layovers are common on this route, which makes the journey slightly longer than on a direct flight.

    Seattle to Oslo flights with Icelandair transit via our Keflavík hub, but the total journey time is as little as 11 hours 30 minutes.

    Which airport do you fly from when traveling from Seattle to Oslo?

    Passengers traveling with Icelandair will depart from Seattle Tacoma International (SEA) and arrive at Oslo Airport, Gardermoen (OSL). It takes around 20-40 minutes to reach Oslo city center once you land.

    How do you find cheap flights to Oslo from Seattle?

    Planning your trip outside of peak season (summer) and booking well in advance will help you secure cheap flights from Seattle to Oslo.

    You can also check our flight deals regularly for the best airfare rates.