Boston (BOS) to Trondheim (TRD) flight deal in economy from $421
$691 USD
-39%$421 USD
Verified about 5 hours agoOctober 2026
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Limited Availability
17% of dates checked are available within 10% of the lowest price
Sunday, October 4th, 2026
5 round-trip options
Returning
Fri, Oct 9, 2026•5 Day Trip
$539 USD
Returning
Sun, Oct 11, 2026•7 Day Trip
$492 USD
Returning
Mon, Oct 12, 2026•8 Day Trip
$446 USD
Returning
Tue, Oct 13, 2026•9 Day Trip
$446 USD
Returning
Wed, Oct 14, 2026•10 Day Trip
$446 USD