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$379+ Cheap flights from Sandefjord (TRF) 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
TRF — SEA
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Sandefjord to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Sandefjord (TRF) 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 April 17, 2025.

Round-trip from

$458
(Ticket)

One-way from

$379
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$489
From Oslo Sandefjord to Seattle/Tacoma Intl
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One-way flight from Oslo Sandefjord to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 19% potential increase in price ($138 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Sandefjord to Seattle

Cheapest flights from Sandefjord to Seattle
Explore the most affordable flight options available from Sandefjord to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Ticket deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/252:55 pmTRF - SEA
1 stop31h 55mScandinavian Airlines
Mon 6/94:00 pmSEA - TRF
1 stop13h 20mScandinavian Airlines
Deal found 4/16$458
This lastminute.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/252:55 pmTRF - SEA
2 stops53h 45mMultiple Airlines
Mon 6/96:45 pmSEA - TRF
2 stops34h 35mMultiple Airlines
Deal found 4/16$789
This Flysmarter deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/259:00 amTRF - SEA
3 stops20h 50mKLM
Mon 6/99:25 amSEA - TRF
3 stops19h 55mKLM
Deal found 4/16$1,068
This oojo deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/289:00 amTRF - SEA
2 stops35h 55mLufthansa
Mon 8/42:20 pmSEA - TRF
2 stops15h 45mLufthansa
Deal found 4/16$1,384

Cheapflights Fare Finder

Customize your flight search to find flights from Sandefjord to Seattle 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Oslo Sandefjord Airport to Seattle that are best for you.

Fly from

Sandefjord

Fly to

Seattle

Route

Depart

Return

Price

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Sun 5/25

2:55 pm-1:50 pm

1 stop31h 55m

Seattle/Tacoma Intl

Mon 6/9

4:00 pm-2:20 pm

1 stop13h 20m

$458

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Sun 5/25

2:55 pm-11:40 am

2 stops53h 45m

Seattle/Tacoma Intl

Mon 6/9

6:45 pm-2:20 pm

2 stops34h 35m

$789

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Sun 5/25

9:00 am-8:50 pm

3 stops20h 50m

Seattle/Tacoma Intl

Mon 6/9

9:25 am-2:20 pm

3 stops19h 55m

$1,068

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Mon 7/28

9:00 am-11:55 am

2 stops35h 55m

Seattle/Tacoma Intl

Mon 8/4

2:20 pm-3:05 pm

2 stops15h 45m

$1,384

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Tue 4/29

6:20 pm-8:42 pm

3 stops59h 22m

$379

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Sun 7/13

7:20 pm-1:50 pm

1 stop27h 30m

$712

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Sandefjord to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Sandefjord 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 Sandefjord Airport to Seattle

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

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.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated April 17, 2025.
KLM
7.8
Good
1,327 reviews

Entertainment

7.1

Comfort

7.7

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,327 reviews
KLM
7.8
Good
1,327 reviews

Entertainment

7.1

Comfort

7.7

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Scandinavian Airlines
7.3
Good
1,335 reviews
KLM
7.8
Good
1,327 reviews

Entertainment

7.1

Comfort

7.7

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Lufthansa
6.7
Okay
7,012 reviews
KLM
7.8
Good
1,327 reviews

Entertainment

7.1

Comfort

7.7

Crew

8.4

Overall

7.8

Food

7.3

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Sandefjord 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 Sandefjord?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Oslo Sandefjord to Seattle. 0 airlines have flights to Seattle/Tacoma Intl from Oslo Sandefjord on a regular basis. Booking flights from Oslo Sandefjord to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from Oslo Sandefjord per day.

  • Can I find deals for flights from Sandefjord to Seattle that include hotel bookings?

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

  • How can I find direct flights from Sandefjord to Seattle?

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

  • Can I find deals for business class flights from Sandefjord to Seattle?

    Yes. Cheapflights offers flight deals from Sandefjord 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 Sandefjord Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Oslo Sandefjord Airport to Seattle (average of $238). Flying from Oslo Sandefjord Airport to Seattle in July is currently the most expensive (average of $411). 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

Traveling to a place near Oslo Sandefjord Airport?

Book flights to Oslo Sandefjord Airport if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Renton
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond
Issaquah

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Alternative routes for Sandefjord to Seattle

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