$497 Cheap Flights from Seattle (SEA) to Sandefjord (TRF)

View $497 flight on Wed, May 6, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Sandefjord (TRF-Torp)

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Cheap Flights from Seattle to Sandefjord (SEA-TRF)

Prices were available within the past 7 days and start at $497 for one-way flights and $567 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Tue, Aug 4 - Tue, Aug 18
SEA
Seattle
TRF
Sandefjord
$567 Roundtrip, found 2 days ago
$567
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Tue, Aug 4 from Seattle to Sandefjord, returning Tue, Aug 18, priced at $567 found 2 days ago
Scandinavian Airlines
Tue, Aug 18 - Tue, Sep 1
SEA
Seattle
TRF
Sandefjord
$605 Roundtrip, found 5 days ago
$605
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, Aug 18 from Seattle to Sandefjord, returning Tue, Sep 1, priced at $605 found 5 days ago
Scandinavian Airlines
Tue, Sep 1 - Tue, Sep 8
SEA
Seattle
TRF
Sandefjord
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, Sep 1 from Seattle to Sandefjord, returning Tue, Sep 8, priced at $621 found 5 days ago
Scandinavian Airlines
Tue, Sep 8 - Sat, Sep 12
SEA
Seattle
TRF
Sandefjord
$655 Roundtrip, found 5 days ago
$655
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, Sep 8 from Seattle to Sandefjord, returning Sat, Sep 12, priced at $655 found 5 days ago
Scandinavian Airlines
Tue, Aug 18 - Tue, Sep 1
SEA
Seattle
TRF
Sandefjord
$705 Roundtrip, found 5 days ago
$705
Roundtrip
found 5 days ago
Select Scandinavian Airlines flight, departing Tue, Aug 18 from Seattle to Sandefjord, returning Tue, Sep 1, priced at $705 found 5 days ago
Scandinavian Airlines
Wed, Feb 11 - Tue, Mar 31
SEA
Seattle
TRF
Sandefjord
$710 Roundtrip, found 16 hours ago
$710
Roundtrip
found 16 hours ago
Select Scandinavian Airlines flight, departing Wed, Feb 11 from Seattle to Sandefjord, returning Tue, Mar 31, priced at $710 found 16 hours ago
Scandinavian Airlines
Wed, May 20 - Sat, Jun 13
SEA
Seattle
TRF
Sandefjord
$721 Roundtrip, found 4 days ago
$721
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Wed, May 20 from Seattle to Sandefjord, returning Sat, Jun 13, priced at $721 found 4 days ago
Scandinavian Airlines
Sun, Jun 7 - Sat, Jun 20
SEA
Seattle
TRF
Sandefjord
$727 Roundtrip, found 12 hours ago
$727
Roundtrip
found 12 hours ago
Select Scandinavian Airlines flight, departing Sun, Jun 7 from Seattle to Sandefjord, returning Sat, Jun 20, priced at $727 found 12 hours ago
Icelandair
Sun, Nov 9 - Thu, Nov 13
SEA
Seattle
TRF
Sandefjord
$933 Roundtrip, found 4 days ago
$933
Roundtrip
found 4 days ago
Select Icelandair flight, departing Sun, Nov 9 from Seattle to Sandefjord, returning Thu, Nov 13, priced at $933 found 4 days ago
KLM
Sat, Nov 8 - Sat, Nov 15
SEA
Seattle
TRF
Sandefjord
$1,847 Roundtrip, found 3 days ago
$1,847
Roundtrip
found 3 days ago
Select KLM flight, departing Sat, Nov 8 from Seattle to Sandefjord, returning Sat, Nov 15, priced at $1,847 found 3 days ago

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF) cost?
Snag a cheap one-way flight from $497 or cheap return flight from $567 from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF)?
Planning your trip for August can help you save, as it's the cheapest month for flights between SEA and TRF. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF)?
To find the cheapest airline that'll fly you from SEA to TRF, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF)?
There aren't any daily direct flights available from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from SEA to TRF?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF)?
Book a flight from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF) that takes off before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF) last-minute?
Last-minute fares from SEA to TRF are typically more expensive. For the cheapest rates, start looking for flights well ahead of time. That being said, if you're flexible with your travel dates, you may find a cheap ticket right before you leave.
Is it cheaper to book a SEA to TRF flight and hotel package?
Opting for a SEA to TRF flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Torp Airport (TRF)?
If you reserved your SEA to TRF flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Torp
Airlines serving
Scandinavian Airlines
Roundtrip price
$566
Distance
4596 mi

Book with confidence

Seattle to Sandefjord Flights

The cheapest times to fly from Seattle to Sandefjord

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Sandefjord are during the month of August. You can find some of the cheapest flights from Seattle to Sandefjord with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Sandefjord

Sunday is one of the best days to book for cheap flights from Seattle to Sandefjord: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Sandefjord

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Sandefjord in 2025. You can also book with separate airlines for your outbound and return journeys, from $497 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Sandefjord flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Sandefjord airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Sandefjord Flights

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*Available to One Key members.