Portland (PDX) to Trondheim (TRD) flight deal in economy from $551
PDXPortland International Airport
Portland, United States
TRDTrondheim Airport, Værnes
Trondheim, Norway
$1,034 USD
-47%$551 USD
Verified 13 days agoDecember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
27% of dates checked are available within 10% of the lowest price
Thursday, December 17th, 2026
3 round-trip options
Returning
Tue, Dec 22, 2026•5 Day Trip
$3,707 USD
Returning
Fri, Dec 25, 2026•8 Day Trip
$3,342 USD
Returning
Thu, Dec 31, 2026•14 Day Trip
$3,756 USD