Seattle / Tacoma (SEA) to Trondheim (TRD) flight deal in economy from $420
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
TRDTrondheim Airport, Værnes
Trondheim, Norway
$977 USD
-57%$420 USD
Verified about 4 hours agoSeptember 2026
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Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price
Saturday, September 26th, 2026
8 round-trip options
Returning
Thu, Oct 1, 2026•5 Day Trip
$626 USD
Returning
Fri, Oct 2, 2026•6 Day Trip
$809 USD
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Sat, Oct 3, 2026•7 Day Trip
$739 USD
Returning
Sun, Oct 4, 2026•8 Day Trip
$953 USD
Returning
Tue, Oct 6, 2026•10 Day Trip
$722 USD
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Thu, Oct 8, 2026•12 Day Trip
$658 USD
Returning
Fri, Oct 9, 2026•13 Day Trip
$644 USD
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Sat, Oct 10, 2026•14 Day Trip
$644 USD