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

Thursday, October 22nd, 2026

7 round-trip options

Returning
Tue, Oct 27, 2026•5 Day Trip
$833 USD
Google Flights
Returning
Wed, Oct 28, 2026•6 Day Trip
$833 USD
Google Flights
Returning
Thu, Oct 29, 2026•7 Day Trip
$863 USD
Google Flights
Returning
Sat, Oct 31, 2026•9 Day Trip
$1,234 USD
Google Flights
Returning
Sun, Nov 1, 2026•10 Day Trip
$1,184 USD
Google Flights
Returning
Mon, Nov 2, 2026•11 Day Trip
$1,134 USD
Google Flights
Returning
Wed, Nov 4, 2026•13 Day Trip
$1,184 USD
Google Flights