Find cheap flights from Seattle to Oslo Sandefjord from $492

In the last 3 days, the lowest price for a flight from Seattle to Oslo Sandefjord Airport was $492 for a one-way ticket and $857 for a round-trip.

Yes, you'll most likely have to show a valid passport before boarding the plane in Seattle and on arrival in Oslo Sandefjord.

On your way to Oslo Sandefjord, you’ll fly out from Seattle/Tacoma Intl. You’ll be landing at Oslo Sandefjord.

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

SkyTeam is the only airline alliance operating flights between Seattle and Oslo Sandefjord.

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 Sandefjord.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Oslo Sandefjord 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 Sandefjord with an airline and back to Seattle with another airline. Booking your flights between Seattle and TRF can sometimes prove cheaper using this method.

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 Sandefjord from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.