Flights from Seattle to Oslo available from USD 419*

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Our best rates from Seattle to Oslo

*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)
Oct 23 2025 - Nov 03 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 23 2025 - Nov 13 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 23 2025 - Nov 20 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 25 2025 - Nov 12 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 25 2025 - Nov 14 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 25 2025 - Nov 17 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 25 2025 - Nov 19 2025
From
USD 419
Round trip
Economy

Seattle (SEA)to

Oslo (OSL)
Oct 25 2025 - Nov 24 2025
From
USD 419
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.

 

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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
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Economy		Mar 16 2026 - Apr 16 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 17 2026 - Mar 23 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 17 2026 - Mar 31 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 17 2026 - Apr 02 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 17 2026 - Apr 13 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 17 2026 - Apr 15 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 18 2026 - Mar 22 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 18 2026 - Mar 24 2026

From

USD 420

Viewed 3 hrs ago

Seattle (SEA)Oslo (OSL)Round trip
/
Economy		Mar 18 2026 - Mar 28 2026

From

USD 420

Viewed 3 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.