CA $504 Cheap Flights from Seattle (SEA) to Oslo (OSL)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Gardermoen Airport (OSL)

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Cheap flights from Seattle (SEA) to Oslo (OSL)

Prices were available within the past 7 days and start at CA $504 for one-way flights and CA $572 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Icelandair
Icelandair
Icelandair
Icelandair
Icelandair
British Airways
Delta
Lufthansa
American Airlines

Find the cheapest month to fly from Seattle (SEA) to Oslo (OSL)

November is typically the cheapest month to fly

From CA $574 - CA $1,648 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Oslo (SEA - OSL) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Gardermoen
Airlines serving
Air Canada, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, Virgin Atlantic
Roundtrip price
CA $571
Distance
7285 km

Seattle to Oslo Flights

The easy way to book your flights from Seattle to Oslo 

With Expedia, it’s simple to find and book flights to Oslo from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Gardermoen, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Oslo today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Gardermoen, OSL 

Sort your search results by price to find great deals on your flight from Seattle to Oslo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Oslo from Seattle currently is just CA $572 rising to CA $691.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Oslo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Oslo from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Oslo with Expedia today.

Frequently asked questions

How much is a flight from SEA to OSL?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Sea-Tac Airport and Oslo Gardermoen Airport was CA $572. Fares this cheap don't wait forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Gardermoen Airport (OSL)?
We understand that life can throw the odd curveball, so we've made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to OSL that have flexible change policies?
Flights from SEA to Oslo Gardermoen Airport with flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to cover the cost difference between flights, with no extra fees to worry about.
How many hours is the flight from Sea-Tac Airport to OSL?
To comfortably while away the 14 hours and 5 minutes flight time between Sea-Tac Airport and Gardermoen Airport (OSL), it's smart to have a plan. A smartphone loaded up with your favourite playlists is an excellent start.
How far is the flight from Sea-Tac Airport to Gardermoen Airport (OSL)?
With around 7,300 kilometres separating SEA and Oslo Gardermoen Airport, your flight will be a long one. Pack wisely to make your trip comfortable. Little things like warm clothing and a cozy travel pillow can make a huge difference.
Which airlines fly direct from SEA to Gardermoen Airport (OSL)?
Unfortunately, there are no airlines that fly directly between Sea-Tac Airport and Gardermoen Airport (OSL). You'll have to book a flight with one or more stops.
Are Sea-Tac Airport to Gardermoen Airport (OSL) flight tickets cheaper when they're purchased at the last minute?
Airline tickets from SEA to OSL are available up to a year before departure on Expedia. And although you may occasionally pick up fantastic last-minute deals, it's never something you can count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! We're constantly updating our fares to bring you the biggest bargains, so check back often for all the latest specials.

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