Boston (BOS) to Trondheim (TRD) flight deal in economy from $421
$691 USD
-39%$421 USD
Verified about 8 hours agoDecember 2026
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Limited Availability
17% of dates checked are available within 10% of the lowest price
Tuesday, December 8th, 2026
3 round-trip options
Returning
Fri, Dec 18, 2026•10 Day Trip
$734 USD
Returning
Mon, Dec 21, 2026•13 Day Trip
$698 USD
Returning
Tue, Dec 22, 2026•14 Day Trip
$684 USD