How long is the flight from Oslo Gardermoen Airport to Seattle?

There are many flights that can get you from Oslo Gardermoen Airport to Seattle in 24h 10m. Fly via British Airways to get the fastest option. Airlines will cover a distance of 4551 mi.

What are the cheapest airlines flying from Oslo Gardermoen Airport to Seattle round-trip?

Flying on Icelandair is currently your cheapest option to Seattle, with prices starting at $395. Additional round-trip tickets that might be worth considering are offered by British Airways and Lufthansa, with the lowest prices starting at $419 and $436, respectively. Users have found that Icelandair is 30% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from Oslo Gardermoen Airport to Seattle?

Icelandair, Lufthansa and Scandinavian Airlines are the most popular airlines when flying from Oslo Gardermoen Airport to Seattle.

Most accurate provider : When it comes to deals on Oslo Gardermoen Airport-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oslo Gardermoen Airport-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Seattle flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Oslo Gardermoen Airport-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oslo Gardermoen Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Seattle from Oslo Gardermoen?

Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Oslo Gardermoen to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Oslo Gardermoen; the airport handles an average of 0 inbound flights from Oslo Gardermoen per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Seattle airport from Oslo Gardermoen. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

Can I find deals for flights from Oslo Gardermoen to Seattle that include hotel bookings?

Yes. In addition to deals on Oslo Gardermoen to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Oslo Gardermoen to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oslo Gardermoen to Seattle.

Can I find deals for business class flights from Oslo Gardermoen to Seattle?

Yes. Cheapflights offers flight deals from Oslo Gardermoen to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$293+ Flights from Oslo Gardermoen Airport to Seattle

Q: How much does it cost to fly round-trip from Oslo Gardermoen Airport to Seattle?

Airfare is below average for this route at the moment. Oslo Gardermoen Airport to Seattle flights typically cost between $490 and $766 in January. The cheapest round-trip price found within the last 3 days was $437 on British Airways (Jan 16-Jan 29).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Oslo Gardermoen to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Oslo Gardermoen to Seattle/Tacoma Intl are usually found in May or January, booked 61 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Oslo Gardermoen to Seattle

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$437 (Ticket)
One-way from	$293 (Finnair)
Popular in	July
Cheapest in	May
Average price	$490

Provider with most accurate pricing for Oslo Gardermoen-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Oslo Gardermoen-Seattle/Tacoma Intl flights.

Search Deals

From Oslo Gardermoen to Seattle/Tacoma Intl

Search Deals

One-way flight from Oslo Gardermoen to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($100 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Find flight deals from Oslo Gardermoen to Seattle

Cheapest flights from Oslo Gardermoen to Seattle
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 November 25, 2025.

Fri 12/266:30 amOSL - SEA

1 stop14h 20mDelta

Sat 1/106:05 amSEA - OSL

2 stops17h 35mDelta

Deal found 11/23

$713

Fri 12/266:30 amOSL - SEA

1 stop14h 20mMultiple Airlines

Sat 1/101:40 pmSEA - OSL

1 stop24h 55mMultiple Airlines

Deal found 11/23

$759

Fri 12/266:15 amOSL - SEA

2 stops25h 01mUnited Airlines

Sat 1/105:10 pmSEA - OSL

2 stops32h 50mUnited Airlines

Deal found 11/23

$866

Wed 12/247:50 amOSL - SEA

1 stop16h 08mScandinavian Airlines

Sat 1/37:10 amSEA - OSL

2 stops29h 10mScandinavian Airlines

Deal found 11/25

$933

Mon 12/156:15 amOSL - SEA

2 stops25h 13mUnited Airlines

Mon 12/225:05 pmSEA - OSL

2 stops37h 35mUnited Airlines

Deal found 11/25

$939

Mon 12/157:50 amOSL - SEA

1 stop18h 00mMultiple Airlines

Mon 12/227:20 pmSEA - OSL

1 stop30h 35mMultiple Airlines

Deal found 11/24

$997

Wed 12/241:10 pmOSL - SEA

1 stop12h 50mMultiple Airlines

Sat 1/37:00 pmSEA - OSL

1 stop31h 00mMultiple Airlines

Deal found 11/25

$1,087

Mon 12/1511:50 amOSL - SEA

2 stops19h 38mUnited Airlines

Sun 12/218:00 amSEA - OSL

2 stops20h 05mUnited Airlines

Deal found 11/25

$1,109

Best flights from Oslo Gardermoen to Seattle
Discover carefully curated flight deals from Oslo Gardermoen to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 25, 2025.

Fri 1/167:10 amOSL - SEA

2 stops24h 10mBritish Airways

Thu 1/292:04 pmSEA - OSL

2 stops24h 31mBritish Airways

Deal found 11/24

$442

Fri 1/167:10 amOSL - SEA

1 stop18h 45mMultiple Airlines

Thu 1/296:50 pmSEA - OSL

1 stop19h 45mMultiple Airlines

Deal found 11/24

$450

Fri 1/169:35 amOSL - SEA

2 stops22h 08mLufthansa

Thu 1/297:00 amSEA - OSL

2 stops21h 00mLufthansa

Deal found 11/23

$491

Mon 3/3011:50 amOSL - SEA

2 stops19h 32mDelta

Wed 4/811:47 amSEA - OSL

2 stops19h 33mDelta

Deal found 11/24

$518

Mon 3/308:00 amOSL - SEA

2 stops22h 57mBritish Airways

Mon 4/68:20 pmSEA - OSL

1 stop29h 15mBritish Airways

Deal found 11/24

$484

Mon 3/306:35 amOSL - SEA

1 stop14h 45mLufthansa

Tue 4/72:16 pmSEA - OSL

2 stops18h 44mLufthansa

Deal found 11/24

$501

Mon 3/306:35 amOSL - SEA

1 stop14h 45mLufthansa

Mon 4/62:10 pmSEA - OSL

1 stop19h 00mLufthansa

Deal found 11/24

$501

Sun 3/296:55 pmOSL - SEA

1 stop26h 25mLufthansa

Tue 4/72:16 pmSEA - OSL

2 stops18h 44mLufthansa

Deal found 11/24

$504

Sun 3/296:55 pmOSL - SEA

1 stop26h 25mLufthansa

Wed 4/82:10 pmSEA - OSL

1 stop16h 40mLufthansa

Deal found 11/24

$521

Last-minute flights from Oslo Gardermoen to Seattle
Discover last-minute flight deals from Oslo Gardermoen to Seattle. Data last updated November 25, 2025 and is based on user searches.

Mon 12/156:15 amOSL - SEA

2 stops25h 13mUnited Airlines

Mon 12/225:05 pmSEA - OSL

2 stops37h 35mUnited Airlines

Deal found 11/25

$939

Mon 12/157:50 amOSL - SEA

1 stop18h 00mMultiple Airlines

Mon 12/227:20 pmSEA - OSL

1 stop30h 35mMultiple Airlines

Deal found 11/24

$997

Mon 12/1511:50 amOSL - SEA

2 stops19h 38mUnited Airlines

Sun 12/218:00 amSEA - OSL

2 stops20h 05mUnited Airlines

Deal found 11/25

$1,109

Wed 12/247:50 amOSL - SEA

1 stop16h 08mScandinavian Airlines

Sat 1/37:10 amSEA - OSL

2 stops29h 10mScandinavian Airlines

Deal found 11/25

$933

Wed 12/241:10 pmOSL - SEA

1 stop12h 50mMultiple Airlines

Sat 1/37:00 pmSEA - OSL

1 stop31h 00mMultiple Airlines

Deal found 11/25

$1,087

Fri 12/266:30 amOSL - SEA

1 stop14h 20mDelta

Sat 1/106:05 amSEA - OSL

2 stops17h 35mDelta

Deal found 11/23

$713

Fri 12/266:30 amOSL - SEA

1 stop14h 20mMultiple Airlines

Sat 1/101:40 pmSEA - OSL

1 stop24h 55mMultiple Airlines

Deal found 11/23

$759

Fri 12/266:15 amOSL - SEA

2 stops25h 01mUnited Airlines

Sat 1/105:10 pmSEA - OSL

2 stops32h 50mUnited Airlines

Deal found 11/23

$866

One-way flights from Oslo Gardermoen to Seattle
Search for one-way flight options from Oslo Gardermoen to Seattle. Find affordable one-way fares based on user searches. Data last updated November 25, 2025.

Fri 1/167:10 amOSL - SEA

1 stop18h 45mMultiple Airlines

Deal found 11/24

$293

Mon 3/238:50 pmOSL - SEA

2 stops31h 30mMultiple Airlines

Deal found 11/24

$296

Mon 3/2311:35 amOSL - SEA

1 stop32h 55mAmerican Airlines

Deal found 11/25

$297

Sat 3/217:10 amOSL - SEA

2 stops22h 44mMultiple Airlines

Deal found 11/24

$336

Sat 3/2111:20 amOSL - SEA

1 stop14h 35mBritish Airways

Deal found 11/24

$347

Sun 3/223:05 pmOSL - SEA

1 stop34h 50mBritish Airways

Deal found 11/24

$431

Sun 3/228:45 amOSL - SEA

3 stops33h 43mMultiple Airlines

Deal found 11/24

$468

Tue 12/91:10 pmOSL - SEA

1 stop12h 50mIcelandair

Deal found 11/25

$469

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

Fri 1/16

7:10 am-10:20 pm

2 stops24h 10m

Seattle/Tacoma Intl

Thu 1/29

2:04 pm-11:35 pm

2 stops24h 31m

$442

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Fri 1/16

7:10 am-4:55 pm

1 stop18h 45m

Seattle/Tacoma Intl

Thu 1/29

6:50 pm-11:35 pm

1 stop19h 45m

$450

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 3/30

8:00 am-9:57 pm

2 stops22h 57m

Seattle/Tacoma Intl

Mon 4/6

8:20 pm-10:35 am

1 stop29h 15m

$484

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Fri 1/16

9:35 am-10:43 pm

2 stops22h 08m

Seattle/Tacoma Intl

Thu 1/29

7:00 am-1:00 pm

2 stops21h 00m

$491

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 3/30

6:35 am-12:20 pm

1 stop14h 45m

Seattle/Tacoma Intl

Tue 4/7

2:16 pm-6:00 pm

2 stops18h 44m

$501

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 3/30

6:35 am-12:20 pm

1 stop14h 45m

Seattle/Tacoma Intl

Mon 4/6

2:10 pm-6:10 pm

1 stop19h 00m

$501

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Sun 3/29

6:55 pm-12:20 pm

1 stop26h 25m

Seattle/Tacoma Intl

Tue 4/7

2:16 pm-6:00 pm

2 stops18h 44m

$504

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Mon 3/30

11:50 am-10:22 pm

2 stops19h 32m

Seattle/Tacoma Intl

Wed 4/8

11:47 am-4:20 pm

2 stops19h 33m

$518

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Sun 3/29

6:55 pm-12:20 pm

1 stop26h 25m

Seattle/Tacoma Intl

Wed 4/8

2:10 pm-3:50 pm

1 stop16h 40m

$521

OsloSeattle

OSL - SEA

OSLSEA

Oslo Gardermoen

Fri 1/16

7:10 am-4:55 pm

1 stop18h 45m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 17 results

Compare providers for flights from Oslo Gardermoen to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oslo Gardermoen to Seattle in November.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Oslo Gardermoen Airport-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Oslo Gardermoen Airport-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Oslo Gardermoen Airport-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Oslo Gardermoen Airport-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oslo Gardermoen Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Seattle (average of $357). Flying from Oslo Gardermoen Airport to Seattle in July is currently the most expensive (average of $492). 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 OSL to SEA?

It’s typically best to fly out from Oslo Gardermoen Airport to Seattle in the evening. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

How much does it cost to fly round-trip from Oslo Gardermoen Airport to Seattle?

Reviews of airlines servicing Seattle

See what other customers who have flown with Delta, Scandinavian Airlines, and Icelandair from Oslo Gardermoen Airport to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

7,998 reviews

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Scandinavian Airlines

7.4

Good

1,589 reviews

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Icelandair

7.0

Good

581 reviews

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Lufthansa

6.8

Okay

7,594 reviews

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

British Airways

6.7

Okay

7,539 reviews

Delta

7.9

Good

7,998 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

What airport do you fly into for flights to Seattle from Oslo Gardermoen?
Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Oslo Gardermoen to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Oslo Gardermoen; the airport handles an average of 0 inbound flights from Oslo Gardermoen per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Seattle airport from Oslo Gardermoen. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.
How long is the flight from Oslo Gardermoen Airport to Seattle?
There are many flights that can get you from Oslo Gardermoen Airport to Seattle in 24h 10m. Fly via British Airways to get the fastest option. Airlines will cover a distance of 4551 mi.
What are the cheapest airlines flying from Oslo Gardermoen Airport to Seattle round-trip?
Flying on Icelandair is currently your cheapest option to Seattle, with prices starting at $395. Additional round-trip tickets that might be worth considering are offered by British Airways and Lufthansa, with the lowest prices starting at $419 and $436, respectively. Users have found that Icelandair is 30% cheaper than the other options available to this destination.
Can I find deals for flights from Oslo Gardermoen to Seattle that include hotel bookings?
Yes. In addition to deals on Oslo Gardermoen to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Oslo Gardermoen to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oslo Gardermoen to Seattle.
Can I find deals for business class flights from Oslo Gardermoen to Seattle?
Yes. Cheapflights offers flight deals from Oslo Gardermoen to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Oslo Gardermoen Airport to Seattle?
Currently, November is the cheapest month in which you can book a flight from Oslo Gardermoen Airport to Seattle (average of $357). Flying from Oslo Gardermoen Airport to Seattle in July is currently the most expensive (average of $492). 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.

See more FAQs

SeaTac

Tacoma

Tukwila

Lakewood

Olympia

Ocean Shores

Lynnwood

Edmonds

Leavenworth

Renton

Kirkland

Lacey

Kent

Cle Elum

Marysville

Puyallup

Federal Way

Fife

Issaquah

Aberdeen

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Oslo Gardermoen to Seattle

Sandefjord to Seattle flights

Oslo Gardermoen to Portland flights

Sandefjord to Portland flights

Complete your trip

Seattle car rentals

Seattle/Tacoma Intl Airport car rentals

Kenmore Air Harbor Airport car rentals

Spokane car rentals

Pasco car rentals

Bellingham car rentals

Walla Walla car rentals

Yakima car rentals

Downtown car rentals

Capitol Hill car rentals

West Seattle car rentals

Queen Anne car rentals

Other flights to Seattle

Top 5 airlines flying from Oslo Gardermoen to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$395	Average$616	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$419	Average$620	FlexibilityNo cancel fee	On-time70%
Lufthansa	Cheapest$436	Average$525	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$452	Average$525	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$603	Average$703	FlexibilityNo cancel fee	On-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$293+ Cheap flights from Oslo Gardermoen (OSL) to Seattle (SEA)

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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Oslo Gardermoen to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Oslo Gardermoen to Seattle/Tacoma Intl are usually found in May or January, booked 61 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Oslo Gardermoen to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 November 25, 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 November 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oslo Gardermoen Airport to Seattle that are best for you.

Compare providers for flights from Oslo Gardermoen to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oslo Gardermoen to Seattle in November.

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?

What is the cheapest month to book a flight from Oslo Gardermoen Airport to Seattle?

What is the cheapest time of day to fly from OSL to SEA?

How much does it cost to fly round-trip from Oslo Gardermoen Airport to Seattle?

Reviews of airlines servicing Seattle

See what other customers who have flown with Delta, Scandinavian Airlines, and Icelandair from Oslo Gardermoen Airport to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What airport do you fly into for flights to Seattle from Oslo Gardermoen?

How long is the flight from Oslo Gardermoen Airport to Seattle?

What are the cheapest airlines flying from Oslo Gardermoen Airport to Seattle round-trip?

Can I find deals for flights from Oslo Gardermoen to Seattle that include hotel bookings?

How can I find direct flights from Oslo Gardermoen to Seattle?

Can I find deals for business class flights from Oslo Gardermoen to Seattle?

What is the cheapest month to book a flight from Oslo Gardermoen Airport to Seattle?

Traveling to a place near Seattle?

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.

Alternative routes for Oslo Gardermoen to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Oslo Gardermoen to Seattle

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Oslo Gardermoen to Seattle
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 November 25, 2025.