$263 Find Cheap Flights from Seattle to Oslo - Compare and Save

In the last 5 days, the lowest price for a flight from Seattle to Oslo was $206 for a one-way ticket and $492 for a round-trip.

Yes, you’ll need a passport to travel to Oslo from Seattle.

On your way to Oslo, you’ll fly out from Seattle/Tacoma Intl. You’ll be landing in one of Oslo’s 2 airports: Oslo Gardermoen or Oslo Sandefjord.

We unfortunately don’t have that data for this specific route.

oneworld, Star Alliance, and SkyTeam are the airline alliances operating flights between Seattle and Oslo, with oneworld being the most commonly used for this route.

Reykjavik is the most popular layover city among KAYAK users traveling from Seattle to Oslo.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Oslo.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Oslo with an airline and back to Seattle with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Oslo from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.