HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sandefjord

$386+ Cheap flights from Seattle (SEA) to Sandefjord (TRF)

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 3/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TRF
Mar 9 — Mar 161
Sun 3/9
Sun 3/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Sandefjord 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.

Cheap flight deals from Seattle to Sandefjord

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Sandefjord (TRF). 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 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$829
(KLM)

One-way from

$386
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$657
Provider with most accurate pricing for Seattle/Tacoma Intl-Oslo Sandefjord flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Oslo Sandefjord flights.
Search Deals
From Seattle/Tacoma Intl to Oslo Sandefjord
Search Deals
One-way flight from Seattle/Tacoma Intl to Oslo Sandefjord
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Seattle to Sandefjord

Cheapest flights from Seattle to Sandefjord
Explore the most affordable flight options available from Seattle to Sandefjord. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 4, 2025.

This Booking.com deal was found by Cheapflights users on 3/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/47:00 pmSEA - TRF
2 stops17h 05mMultiple Airlines
Tue 8/1912:15 pmTRF - SEA
2 stops17h 25mMultiple Airlines
Deal found 3/2$825
This KLM deal was found by Cheapflights users on 3/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/162:10 pmSEA - TRF
2 stops18h 50mKLM
Wed 4/234:45 pmTRF - SEA
2 stops32h 15mKLM
Deal found 3/2$829
This oojo deal was found by Cheapflights users on 3/2. 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.
Sun 8/244:00 pmSEA - TRF
1 stop13h 20mScandinavian Airlines
Sun 9/72:55 pmTRF - SEA
1 stop31h 55mScandinavian Airlines
Deal found 3/2$880

Find flights from Seattle to Sandefjord within your budget

Customize your flight search to find flights from Seattle to Sandefjord 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 4, 2025.

Fly from

Seattle

Fly to

Sandefjord

Route

Depart

Return

Price

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Mon 8/4

7:00 pm-9:05 pm

2 stops17h 05m

Oslo Sandefjord

Tue 8/19

12:15 pm-8:40 pm

2 stops17h 25m

$825

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Wed 4/16

2:10 pm-6:00 pm

2 stops18h 50m

Oslo Sandefjord

Wed 4/23

4:45 pm-4:00 pm

2 stops32h 15m

$829

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 8/24

4:00 pm-2:20 pm

1 stop13h 20m

Oslo Sandefjord

Sun 9/7

2:55 pm-1:50 pm

1 stop31h 55m

$880

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Thu 3/27

11:38 am-11:55 am

2 stops40h 17m

$386

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Mon 8/4

4:00 pm-12:35 pm

1 stop11h 35m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Compare providers for flights from Seattle to Sandefjord

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 Seattle to Sandefjord in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

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

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

Travel insights for flights from Seattle to Sandefjord

Get recent, data-driven insights about flights from Seattle to Sandefjord including ideal travel times, pricing trends, and more.

Rainfall in Sandefjord by month

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

In terms of precipitation, rainfall in Oslo Sandefjord Airport ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo Sandefjord Airport when rainfall is around 1.6 in.

Temperature in Sandefjord by month

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

If weather is an important factor for your trip to Oslo Sandefjord 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Sandefjord

Get insights into the airlines that provide service to Sandefjord. 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 Sandefjord. Reviews last updated March 4, 2025.
KLM
7.8
Good
1,322 reviews

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

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
1,322 reviews
KLM
7.8
Good
1,322 reviews

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

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
1,314 reviews
KLM
7.8
Good
1,322 reviews

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Entertainment

7.2

Comfort

7.7

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 Seattle to Sandefjord. 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 from for flights from Seattle to Oslo Sandefjord?

    For a flight from Seattle to Oslo Sandefjord, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 outbound flights to Oslo Sandefjord per day. 0 airlines have flights to Oslo Sandefjord from Seattle/Tacoma Intl on a regular basis.

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

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

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

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

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

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

See more FAQs

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 Seattle to Sandefjord

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Oslo Gardermoen flights
Portland to Oslo Gardermoen flights
Portland to Sandefjord flights
Spokane to Oslo Gardermoen flights
Spokane to Sandefjord flights
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.