Helsinki (HEL) to Boston (BOS) flight deal in economy from $406
$762 USD
-47%$406 USD
Verified about 3 hours agoOctober 2026
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Limited Availability
18% of dates checked are available within 10% of the lowest price
Sunday, October 18th, 2026
2 round-trip options
Returning
Wed, Oct 28, 2026•10 Day Trip
$1,078 USD
Returning
Sun, Nov 1, 2026•14 Day Trip
$879 USD