Cheap flights from Seattle to Oslo Gardermoen Airport from C$ 549
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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Oslo Gardermoen are usually found in November or January, booked 43 days in advance, depart on a Monday or Wednesday and return on a Monday
Cheap flight deals from Seattle to Oslo Gardermoen
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Oslo Gardermoen (OSL). 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 28 marzo 2025.
Round-trip from | C$ 729 |
---|---|
One-way from | C$ 549 |
Popular in | June |
Cheapest in | November |
Average price | C$ 929 |
Find flight deals from Seattle to Oslo Gardermoen
Cheapest flights from Seattle to Oslo GardermoenExplore the most affordable flight options available from Seattle to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 marzo 2025.
Explore the most affordable flight options available from Seattle to Oslo Gardermoen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 marzo 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Oslo Gardermoen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 marzo 2025.
Use the filters below to find and compare flights from Seattle to Oslo Gardermoen Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
sáb. 31/5
4:00 p.m.-10:10 p.m.
1 stop21h 10m
Oslo Gardermoen
mar. 17/6
8:55 p.m.-1:50 p.m.
1 stop25h 55m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
lun. 22/9
7:00 p.m.-12:35 p.m.
1 stop32h 35m
Oslo Gardermoen
mié. 8/10
4:45 p.m.-8:40 p.m.
1 stop12h 55m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
mar. 23/9
8:25 p.m.-8:40 p.m.
1 stop15h 15m
Oslo Gardermoen
lun. 6/10
6:00 a.m.-5:40 p.m.
1 stop20h 40m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
mar. 27/5
2:30 p.m.-5:20 p.m.
2 stops17h 50m
Oslo Gardermoen
lun. 2/6
9:55 a.m.-1:50 p.m.
1 stop12h 55m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
lun. 11/8
1:30 p.m.-6:40 p.m.
1 stop20h 10m
Oslo Gardermoen
vie. 22/8
11:45 a.m.-6:20 p.m.
1 stop15h 35m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
lun. 22/9
9:30 a.m.-4:20 p.m.
2 stops21h 50m
Oslo Gardermoen
lun. 6/10
6:00 a.m.-11:18 p.m.
2 stops26h 18m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
lun. 22/9
3:19 p.m.-11:55 p.m.
2 stops23h 36m
Oslo Gardermoen
mié. 8/10
5:40 a.m.-6:36 p.m.
2 stops21h 56m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
lun. 11/8
12:20 a.m.-12:15 p.m.
2 stops26h 55m
Oslo Gardermoen
mié. 20/8
6:50 a.m.-11:55 a.m.
1 stop14h 05m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
vie. 9/5
1:55 p.m.-12:30 p.m.
1 stop13h 35m
Oslo Gardermoen
vie. 16/5
9:20 a.m.-3:57 p.m.
1 stop15h 37m
SeattleOslo
SEA - OSL
SEAOSL
Seattle/Tacoma Intl
sáb. 19/7
5:40 p.m.-8:05 p.m.
1 stop17h 25m
Oslo Gardermoen
sáb. 26/7
8:35 a.m.-4:00 p.m.
1 stop16h 25m
Best time to book a flight from Seattle to Oslo Gardermoen
Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Seattle with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Oslo Gardermoen Airport
How far ahead should I book a flight from Seattle to Oslo Gardermoen Airport?
Use this chart to determine the optimal time to book a round-trip flight from Seattle to Oslo Gardermoen. Price data was last updated on 21 March 2025.
The price you pay for your flight from Seattle to Oslo Gardermoen Airport may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Seattle to Oslo Gardermoen Airport?
Currently, April is the cheapest month in which you can book a flight from Seattle to Oslo Gardermoen Airport (average of C$ 666). Flying from Seattle to Oslo Gardermoen Airport in June is currently the most expensive (average of C$ 949). 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.
What is the cheapest time of day to fly from SEA to OSL?
Find hourly flight availability from Seattle to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 marzo 2025.
It’s typically best to fly out from Seattle to Oslo Gardermoen Airport in the afternoon. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.
Rainfall in Oslo Gardermoen by month
Plan your trip to Oslo Gardermoen by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Oslo Gardermoen Airport ranges from 40.0 - 90.0 mm per month. August is typically the wettest month, when rainfall can reach 90.0 mm. February is typically the driest time to visit Oslo Gardermoen Airport when rainfall is around 40.0 mm.
Temperature in Oslo Gardermoen by month
Plan your trip to Oslo Gardermoen by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Oslo Gardermoen Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -3.0 C).
Reviews of airlines servicing Oslo Gardermoen
Get insights into the airlines that provide service to Oslo Gardermoen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo Gardermoen. Reviews last updated 28 marzo 2025.
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Entertainment
Comfort
Boarding
Food
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Seattle to Oslo Gardermoen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Complete your trip to Oslo Gardermoen by adding a car rental and/or hotel reservation to your travel itinerary.
Top 3 airlines flying from Seattle to Oslo Gardermoen
Discover the top 3 airlines that operate flights from Seattle to Oslo Gardermoen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 marzo 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to Oslo Gardermoen?
When you search for this flight from Seattle to Oslo Gardermoen, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Seattle to Oslo Gardermoen?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Oslo Gardermoen from Seattle.
Can Cheapflights find flights from Seattle to Oslo Gardermoen with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Oslo Gardermoen, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Seattle to Oslo Gardermoen become cheaper?
Yes, Cheapflights offers price alerts on Seattle to Oslo Gardermoen flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.