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 agoOctober 2026
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Fair Availability
27% of dates checked are available within 10% of the lowest price
Friday, October 9th, 2026
3 round-trip options
Returning
Fri, Oct 16, 2026•7 Day Trip
$1,150 USD
Returning
Thu, Oct 22, 2026•13 Day Trip
$761 USD
Returning
Fri, Oct 23, 2026•14 Day Trip
$761 USD