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$387+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
TRF — SEA
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Round-trip from

$773
(Gotogate)

One-way from

$387
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$455
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. 16% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Gotogate deal was found by Cheapflights users on 3/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:05 amTRF - SEA
2 stops23h 35mMultiple Airlines
Fri 5/167:00 pmSEA - TRF
2 stops14h 25mMultiple Airlines
Deal found 3/27$773

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 March 28, 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

Tue 5/6

6:05 am-8:40 pm

2 stops23h 35m

Seattle/Tacoma Intl

Fri 5/16

7:00 pm-6:25 pm

2 stops14h 25m

$773

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Mon 5/26

3:50 pm-12:58 pm

3 stops30h 08m

$387

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Fri 7/4

1:05 pm-1:50 pm

1 stop33h 45m

$1,093

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

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 March 28, 2025.
Scandinavian Airlines
7.3
Good
1,325 reviews

Crew

7.9

Comfort

7.2

Entertainment

6.5

Boarding

7.5

Overall

7.3

Food

6.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

ORD - CPH

Great flight. No problems. Upgraded to Business with miles. Pleasant, professional crew. Good food. Only thing I can find fault with SAS is with their movie and tv selection. Mediocre. Please include cooking shows, and more dramas, biographies
Scandinavian Airlines
7.3
Good
1,325 reviews
Scandinavian Airlines
7.3
Good
1,325 reviews

Crew

7.9

Comfort

7.2

Entertainment

6.5

Boarding

7.5

Overall

7.3

Food

6.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2025

ORD - CPH

Great flight. No problems. Upgraded to Business with miles. Pleasant, professional crew. Good food. Only thing I can find fault with SAS is with their movie and tv selection. Mediocre. Please include cooking shows, and more dramas, biographies

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
Lakewood
Renton
Lacey
Ocean Shores
Leavenworth
Federal Way
Olympia
Cle Elum
Centralia
Mukilteo
Aberdeen
Shoreline
Lynnwood
Shelton
Silverdale
Redmond
Monroe

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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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