Helsinki (HEL) to Boston (BOS) flight deal in economy from $441
$688 USD
-36%$441 USD
Verified 17 days agoOctober 2026
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Fair Availability
22% of dates checked are available within 10% of the lowest price
Sunday, October 18th, 2026
3 round-trip options
Returning
Fri, Oct 23, 2026•5 Day Trip
$1,147 USD
Returning
Tue, Oct 27, 2026•9 Day Trip
$441 USD
Returning
Thu, Oct 29, 2026•11 Day Trip
$441 USD