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Sandefjord

$331+ 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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TRF
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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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 August 14, 2025.

Round-trip from

$897
(FlightHub)

One-way from

$331
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$590
From Seattle/Tacoma Intl to Oslo Sandefjord
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One-way flight from Seattle/Tacoma Intl to Oslo Sandefjord
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Highest demand for flights based on searches. 15% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 August 14, 2025.

This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/104:00 pmSEA - TRF
1 stop13h 20mScandinavian Airlines
Thu 9/182:55 pmTRF - SEA
1 stop32h 05mScandinavian Airlines
Deal found 8/13$897
This KAYAK deal was found by Cheapflights users on 8/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2111:35 pmSEA - TRF
2 stops29h 30mScandinavian Airlines
Sun 1/42:35 pmTRF - SEA
2 stops40h 47mScandinavian Airlines
Deal found 8/12$999
This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:00 amSEA - TRF
2 stops23h 20mScandinavian Airlines
Tue 9/302:55 pmTRF - SEA
1 stop32h 05mScandinavian Airlines
Deal found 8/13$1,046
This KAYAK deal was found by Cheapflights users on 8/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2111:35 pmSEA - TRF
2 stops29h 30mScandinavian Airlines
Mon 12/292:35 pmTRF - SEA
2 stops40h 48mScandinavian Airlines
Deal found 8/12$1,084
This Gurufare deal was found by Cheapflights users on 8/12. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:00 pmSEA - TRF
2 stops13h 55mMultiple Airlines
Tue 9/3012:15 pmTRF - SEA
2 stops14h 35mMultiple Airlines
Deal found 8/12$1,235
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/132:20 pmSEA - TRF
3 stops33h 15mMultiple Airlines
Wed 8/202:55 pmTRF - SEA
3 stops30h 00mMultiple Airlines
Deal found 8/12$1,270
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:20 amSEA - TRF
3 stops26h 25mMultiple Airlines
Fri 8/222:55 pmTRF - SEA
2 stops32h 55mMultiple Airlines
Deal found 8/12$1,309
This Lufthansa deal was found by Cheapflights users on 8/14. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:20 pmSEA - TRF
2 stops15h 45mLufthansa
Wed 10/229:00 amTRF - SEA
2 stops16h 59mLufthansa
Deal found 8/14$1,449
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/12:20 pmSEA - TRF
2 stops18h 35mMultiple Airlines
Mon 9/82:55 pmTRF - SEA
3 stops33h 10mMultiple Airlines
Deal found 8/12$1,467
This oojo deal was found by Cheapflights users on 8/12. 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 8/12$1,469

Cheapflights Fare Finder

 
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 August 14, 2025.
Use the filters below to find and compare flights from Seattle to Oslo Sandefjord Airport that are best for you.

Fly from

Seattle

Fly to

Sandefjord

Route

Depart

Return

Price

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Wed 9/10

4:00 pm-2:20 pm

1 stop13h 20m

Oslo Sandefjord

Thu 9/18

2:55 pm-2:00 pm

1 stop32h 05m

$897

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 12/21

11:35 pm-2:05 pm

2 stops29h 30m

Oslo Sandefjord

Sun 1/4

2:35 pm-10:22 pm

2 stops40h 47m

$999

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Thu 9/11

6:00 am-2:20 pm

2 stops23h 20m

Oslo Sandefjord

Tue 9/30

2:55 pm-2:00 pm

1 stop32h 05m

$1,046

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 12/21

11:35 pm-2:05 pm

2 stops29h 30m

Oslo Sandefjord

Mon 12/29

2:35 pm-10:23 pm

2 stops40h 48m

$1,084

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Thu 9/11

7:00 pm-5:55 pm

2 stops13h 55m

Oslo Sandefjord

Tue 9/30

12:15 pm-5:50 pm

2 stops14h 35m

$1,235

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Fri 9/19

5:30 am-2:40 pm

3 stops24h 10m

Oslo Sandefjord

Sun 9/28

12:15 pm-8:40 pm

2 stops17h 25m

$1,328

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Thu 10/9

2:20 pm-3:05 pm

2 stops15h 45m

Oslo Sandefjord

Wed 10/22

9:00 am-4:59 pm

2 stops16h 59m

$1,449

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Mon 9/1

2:20 pm-5:55 pm

2 stops18h 35m

Oslo Sandefjord

Mon 9/8

2:55 pm-3:05 pm

3 stops33h 10m

$1,467

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

$1,469

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sat 9/20

9:39 pm-9:30 am

3 stops50h 51m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 14 results
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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.

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

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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
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Spokane to Sandefjord flights

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