Seattle / Tacoma (SEA) to Trondheim (TRD) flight deal in economy from $420

Scandinavian AirlinesSKScandinavian Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
NorwayTRD

Trondheim Airport, Værnes

Trondheim, Norway
$977 USD
-57%$420 USD
Verified about 3 hours ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Tuesday, September 29th, 2026

7 round-trip options

Returning
Sun, Oct 4, 2026•5 Day Trip
$779 USD
Google Flights
Returning
Mon, Oct 5, 2026•6 Day Trip
$531 USD
Google Flights
Returning
Tue, Oct 6, 2026•7 Day Trip
$548 USD
Google Flights
Returning
Thu, Oct 8, 2026•9 Day Trip
$484 USD
Google Flights
Returning
Fri, Oct 9, 2026•10 Day Trip
$470 USD
Google Flights
Returning
Sat, Oct 10, 2026•11 Day Trip
$470 USD
Google Flights
Returning
Sun, Oct 11, 2026•12 Day Trip
$470 USD
Google Flights