Cheap flights from Oslo Gardermoen Airport to Seattle from £202
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Oslo Gardermoen to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Oslo Gardermoen (OSL) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 9월 2025.
Round-trip from | £337 |
---|---|
One-way from | £202 |
Popular in | July |
Cheapest in | November |
Average price | £401 |
Find flight deals from Oslo Gardermoen to Seattle
Cheapest flights from Oslo Gardermoen to SeattleExplore the most affordable flight options available from Oslo Gardermoen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 9월 2025.
Explore the most affordable flight options available from Oslo Gardermoen to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 9월 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
목 29/1
13:10-17:00
1 stop12h 50m
Seattle/Tacoma Intl
수 4/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
토 24/1
13:10-17:00
1 stop12h 50m
Seattle/Tacoma Intl
토 7/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
금 23/1
13:10-17:00
1 stop12h 50m
Seattle/Tacoma Intl
화 3/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
일 25/1
13:05-17:00
1 stop12h 55m
Seattle/Tacoma Intl
금 6/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
수 28/1
13:10-17:00
1 stop12h 50m
Seattle/Tacoma Intl
토 7/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
화 27/1
13:10-17:00
1 stop12h 50m
Seattle/Tacoma Intl
일 1/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
토 24/1
13:10-17:00
1 stop12h 50m
Seattle/Tacoma Intl
목 5/2
14:35-11:35
1 stop12h 00m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
월 26/1
11:35-16:55
1 stop14h 20m
Seattle/Tacoma Intl
수 4/2
14:05-22:40
2 stops23h 35m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
토 24/1
11:20-16:55
1 stop14h 35m
Seattle/Tacoma Intl
금 6/2
14:05-17:30
2 stops18h 25m
OsloSeattle
OSL - SEA
OSLSEA
Oslo Gardermoen
화 27/1
07:20-16:55
1 stop18h 35m
Seattle/Tacoma Intl
금 6/2
14:05-17:30
2 stops18h 25m
Best time to book a flight from Oslo Gardermoen to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Oslo Gardermoen with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Oslo Gardermoen Airport to Seattle
How far ahead should I book a flight from Oslo Gardermoen Airport to Seattle?
Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oslo Gardermoen Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Oslo Gardermoen Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Seattle (average of £622). Flying from Oslo Gardermoen Airport to Seattle in July is currently the most expensive (average of £946). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Oslo Gardermoen to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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How does Cheapflights help users find flights from Oslo Gardermoen to Seattle?
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Why should you use Cheapflights to find cheap flight tickets from Oslo Gardermoen to Seattle?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Oslo Gardermoen to Seattle for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Oslo Gardermoen to Seattle with no change fees?
Yes, we can. To see specific flights from Oslo Gardermoen to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Oslo Gardermoen to Seattle become cheaper?
Not ready to book yet? You can track prices for flights from Oslo Gardermoen to Seattle on Cheapflights with our Price Alert feature and get notified when better prices are available.