How do I get Price Alerts for flights from Oslo Sandefjord Airport to Seattle?

Price Alerts will notify you by email when the price for flights to Seattle from Oslo Sandefjord Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Oslo Sandefjord Airport to Seattle with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

When did momondo last update prices for flights from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How old do you have to be to fly from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$477 Cheap Flights from Oslo Sandefjord Airport to Seattle in 2026

Find the cheapest flights from Oslo Sandefjord Airport to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:05 pm - 1:45 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

31h 40m1 stop Kastrup Copenhagen

3:55 pm - 2:30 pmSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

13h 35m1 stop Kastrup Copenhagen

$572Scandinavian Airlines

Fri, Oct 9 - Sun, Oct 11

6:00 am - 1:45 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

16h 45m1 stop Kastrup Copenhagen

3:55 pm - 12:25 amSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

23h 30m1 stop Kastrup Copenhagen

$616Scandinavian Airlines

Sat, Sep 12 - Sun, Sep 27

6:00 am - 1:45 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

16h 45m1 stop Kastrup Copenhagen

7:20 am - 2:30 pmSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

22h 10m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

$662Scandinavian Airlines

Sat, Sep 12 - Sun, Sep 27

6:00 am - 11:58 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

26h 58m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

3:55 pm - 2:30 pmSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

13h 35m1 stop Kastrup Copenhagen

$668Scandinavian Airlines

Sat, Sep 19 - Sun, Oct 4

3:05 pm - 1:45 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

31h 40m1 stop Kastrup Copenhagen

10:39 am - 2:30 pmSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

18h 51m2 stops Chicago O'Hare Intl Kastrup Copenhagen

$694Scandinavian Airlines

Thu, Oct 1 - Tue, Oct 20

6:00 am - 10:49 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

25h 49m2 stops Kastrup Copenhagen Boston Logan Intl

3:55 pm - 12:25 amSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

23h 30m1 stop Kastrup Copenhagen

$700Scandinavian Airlines

Fri, Oct 9 - Sun, Oct 11

6:00 am - 11:20 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

26h 20m2 stops Kastrup Copenhagen New York John F Kennedy Intl

5:50 pm - 12:25 amSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

45h 35m2 stops Chicago O'Hare Intl Kastrup Copenhagen

$742Scandinavian Airlines

Sat, Sep 19 - Sun, Oct 4

6:00 am - 1:45 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

16h 45m1 stop Kastrup Copenhagen

10:59 pm - 2:30 pmSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

30h 31m2 stops New York John F Kennedy Intl Kastrup Copenhagen

$750Scandinavian Airlines

Fri, Oct 2 - Tue, Oct 20

6:00 am - 8:04 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

23h 04m2 stops Kastrup Copenhagen San Francisco

7:15 am - 12:30 amSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

33h 15m2 stops Chicago O'Hare Intl Kastrup Copenhagen

$780Scandinavian Airlines

Thu, Oct 22 - Mon, Oct 26

8:05 am - 7:00 pmTRF Oslo Sandefjord-SEA Seattle/Tacoma Intl

19h 55m2 stops Poznan Lawica London Luton

7:40 pm - 10:55 amSEA Seattle/Tacoma Intl-TRF Oslo Sandefjord

31h 15m1 stop London Heathrow

$995Multiple Airlines

Mon, Oct 12 - Sun, Oct 25

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Scandinavian Airlines flights from Oslo Sandefjord Airport to Seattle

Our best Scandinavian Airlines deals on Oslo Sandefjord Airport to Seattle flight tickets

Scandinavian Airlines

Oct 9

TRF3:05 pmOslo Sandefjord

31h 40m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

Oct 11

SEA3:55 pmSeattle/Tacoma Intl

13h 35m

1 stop

TRF2:30 pmOslo Sandefjord

$572

Scandinavian Airlines

Sep 12

TRF6:00 amOslo Sandefjord

16h 45m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

Sep 27

SEA3:55 pmSeattle/Tacoma Intl

23h 30m

1 stop

TRF12:25 amOslo Sandefjord

$616

Scandinavian Airlines

Sep 12

TRF6:00 amOslo Sandefjord

16h 45m

1 stop

SEA1:45 pmSeattle/Tacoma Intl

Sep 27

SEA7:20 amSeattle/Tacoma Intl

22h 10m

2 stops

TRF2:30 pmOslo Sandefjord

$662

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Fri 10/9

3:05 pm-1:45 pm

1 stop31h 40m

Seattle/Tacoma Intl

Sun 10/11

3:55 pm-2:30 pm

1 stop13h 35m

$572

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Sat 9/12

6:00 am-1:45 pm

1 stop16h 45m

Seattle/Tacoma Intl

Sun 9/27

3:55 pm-12:25 am

1 stop23h 30m

$616

Quickest round-trip

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Sat 9/12

6:00 am-1:45 pm

1 stop16h 45m

Seattle/Tacoma Intl

Sun 9/27

7:20 am-2:30 pm

2 stops22h 10m

$662

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Sat 9/19

6:00 am-11:58 pm

2 stops26h 58m

Seattle/Tacoma Intl

Sun 10/4

3:55 pm-2:30 pm

1 stop13h 35m

$668

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Thu 10/1

3:05 pm-1:45 pm

1 stop31h 40m

Seattle/Tacoma Intl

Tue 10/20

10:39 am-2:30 pm

2 stops18h 51m

$694

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Fri 10/9

6:00 am-10:49 pm

2 stops25h 49m

Seattle/Tacoma Intl

Sun 10/11

3:55 pm-12:25 am

1 stop23h 30m

$700

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Sat 9/19

6:00 am-11:20 pm

2 stops26h 20m

Seattle/Tacoma Intl

Sun 10/4

5:50 pm-12:25 am

2 stops45h 35m

$742

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Fri 10/2

6:00 am-1:45 pm

1 stop16h 45m

Seattle/Tacoma Intl

Tue 10/20

10:59 pm-2:30 pm

2 stops30h 31m

$750

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Thu 10/22

6:00 am-8:04 pm

2 stops23h 04m

Seattle/Tacoma Intl

Mon 10/26

7:15 am-12:30 am

2 stops33h 15m

$780

OsloSeattle

TRF Oslo Sandefjord - SEA Seattle/Tacoma Intl

TRFSEA

Oslo Sandefjord

Mon 10/12

8:05 am-7:00 pm

2 stops19h 55m

Seattle/Tacoma Intl

Sun 10/25

7:40 pm-10:55 am

1 stop31h 15m

$995

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Oslo Sandefjord Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Oslo Sandefjord Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Oslo Sandefjord Airport to Seattle (TRF to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo Sandefjord Airport to Seattle

Best Price Found	$477
Fastest flight time	16h 45m
Direct flights	None

The best one-way flight to Seattle from Oslo Sandefjord Airport in the past 72 hours is $477. The best round-trip flight deal from Oslo Sandefjord Airport to Seattle found on momondo in the last 72 hours is $572.

The fastest flight from Oslo Sandefjord Airport to Seattle takes 16h 45m

There are no direct flights from Oslo Sandefjord Airport to Seattle. There are no popular flight routes from Oslo Sandefjord Airport to Seattle.

Search flight deals

Frequently asked questions about flying from Oslo Sandefjord Airport to Seattle

How far is Oslo Sandefjord to Seattle/Tacoma Intl by plane?
The distance between Oslo Sandefjord and Seattle/Tacoma Intl is about 4583.4 mi. By plane, this route typically takes 16h 45m.
When did momondo last update prices for flights from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How old do you have to be to fly from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oslo Sandefjord Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Oslo Sandefjord Airport to Seattle

How do I get Price Alerts for flights from Oslo Sandefjord Airport to Seattle?
Price Alerts will notify you by email when the price for flights to Seattle from Oslo Sandefjord Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Oslo Sandefjord Airport to Seattle with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Kent

Olympia

Lynnwood

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Lakewood

Federal Way

Puyallup

Fife

Tukwila

Cle Elum

Marysville

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Shoreline

Centralia

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oslo to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Oslo to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Oslo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oslo to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oslo to Seattle.

I’m not ready to book a flight from Oslo to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Oslo and alert you when they change.