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Sandefjord

$305+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TRF
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
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 January 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$582
(FlightHub)

One-way from

$305
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$423
Provider with most accurate pricing for Seattle/Tacoma Intl-Oslo Sandefjord flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Oslo Sandefjord flights.
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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. 16% potential increase in price ($117 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 7, 2026.

This FlightHub deal was found by Cheapflights users on 1/6. 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.
Tue 3/173:00 pmSEA - TRF
2 stops39h 05mMultiple Airlines
Sun 3/293:05 pmTRF - SEA
2 stops54h 15mMultiple Airlines
Deal found 1/6$582
This KAYAK deal was found by Cheapflights users on 1/5. 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 6/73:55 pmSEA - TRF
1 stop13h 35mScandinavian Airlines
Tue 6/166:00 amTRF - SEA
1 stop16h 45mScandinavian Airlines
Deal found 1/5$596
This KAYAK deal was found by Cheapflights users on 1/6. 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.
Wed 5/132:10 pmSEA - TRF
2 stops22h 00mLufthansa
Thu 5/219:00 amTRF - SEA
2 stops36h 20mLufthansa
Deal found 1/6$603
This KAYAK deal was found by Cheapflights users on 1/5. 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 6/73:55 pmSEA - TRF
1 stop23h 30mScandinavian Airlines
Thu 6/186:00 amTRF - SEA
2 stops27h 22mScandinavian Airlines
Deal found 1/5$656
This oojo deal was found by Cheapflights users on 1/6. 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.
Tue 8/113:55 pmSEA - TRF
1 stop13h 35mScandinavian Airlines
Tue 8/186:00 amTRF - SEA
1 stop16h 45mScandinavian Airlines
Deal found 1/6$658
This oojo deal was found by Cheapflights users on 1/6. 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.
Tue 8/253:55 pmSEA - TRF
1 stop13h 35mScandinavian Airlines
Tue 9/156:00 amTRF - SEA
1 stop16h 45mScandinavian Airlines
Deal found 1/6$669
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:55 pmSEA - TRF
1 stop13h 35mScandinavian Airlines
Mon 9/143:05 pmTRF - SEA
1 stop31h 40mScandinavian Airlines
Deal found 1/5$682
This Mytrip deal was found by Cheapflights users on 1/6. 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 3/184:10 pmSEA - TRF
2 stops37h 55mMultiple Airlines
Sun 3/293:05 pmTRF - SEA
2 stops54h 15mMultiple Airlines
Deal found 1/6$683
This KAYAK deal was found by Cheapflights users on 1/5. 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 6/73:55 pmSEA - TRF
1 stop13h 35mScandinavian Airlines
Fri 6/196:00 amTRF - SEA
1 stop16h 45mScandinavian Airlines
Deal found 1/5$686
This oojo deal was found by Cheapflights users on 1/6. 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.
Tue 3/107:20 amSEA - TRF
2 stops22h 45mScandinavian Airlines
Thu 3/192:35 pmTRF - SEA
2 stops40h 48mScandinavian Airlines
Deal found 1/6$725
This Icelandair deal was found by Cheapflights users on 1/6. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:00 pmSEA - TRF
2 stops14h 00mMultiple Airlines
Tue 5/2612:10 pmTRF - SEA
2 stops14h 45mMultiple Airlines
Deal found 1/6$729
This Gotogate deal was found by Cheapflights users on 1/6. 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 7/143:55 pmSEA - TRF
1 stop19h 30mScandinavian Airlines
Fri 7/248:55 pmTRF - SEA
1 stop25h 50mScandinavian Airlines
Deal found 1/6$736

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 January 7, 2026.
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 5/13

2:10 pm-9:10 pm

2 stops22h 00m

Oslo Sandefjord

Wed 5/20

12:10 pm-12:20 pm

2 stops33h 10m

$582

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-2:30 pm

1 stop13h 35m

Oslo Sandefjord

Tue 6/16

6:00 am-1:45 pm

1 stop16h 45m

$596

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-12:25 am

1 stop23h 30m

Oslo Sandefjord

Mon 6/15

3:05 pm-1:45 pm

1 stop31h 40m

$596

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-12:25 am

1 stop23h 30m

Oslo Sandefjord

Thu 6/18

6:00 am-12:22 am

2 stops27h 22m

$656

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Wed 3/18

4:10 pm-2:05 pm

2 stops37h 55m

Oslo Sandefjord

Sun 3/29

3:05 pm-12:20 pm

2 stops54h 15m

$683

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-12:25 am

1 stop23h 30m

Oslo Sandefjord

Sat 6/20

5:10 pm-1:45 pm

1 stop29h 35m

$686

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 6/7

3:55 pm-2:30 pm

1 stop13h 35m

Oslo Sandefjord

Fri 6/19

6:00 am-1:45 pm

1 stop16h 45m

$686

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Tue 3/10

7:20 am-2:05 pm

2 stops22h 45m

Oslo Sandefjord

Thu 3/19

2:35 pm-11:23 pm

2 stops40h 48m

$725

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sun 5/17

7:00 pm-6:00 pm

2 stops14h 00m

Oslo Sandefjord

Tue 5/26

12:10 pm-5:55 pm

2 stops14h 45m

$729

SeattleOslo

SEA - TRF

SEATRF

Seattle/Tacoma Intl

Sat 4/25

7:00 pm-6:00 pm

2 stops14h 00m

Oslo Sandefjord

Wed 5/20

12:10 pm-5:55 pm

2 stops14h 45m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 19 results
1
2
  • 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.

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.

  • How long is the flight from Seattle to Oslo Sandefjord Airport?

    Airlines like Lufthansa and Scandinavian Airlines fly from Seattle to Oslo Sandefjord Airport in about 13h 35m. The time it takes to get you to your destination can typically vary by up to 8h 25m. Airlines will cover a distance of 4593 mi. This flight may include one or multiple stops.

  • 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

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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
Spokane to Oslo Gardermoen flights
Portland to Sandefjord flights
Spokane to Sandefjord flights

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