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
Monday, October 19th, 2026
3 round-trip options
Returning
Sat, Oct 24, 2026•5 Day Trip
$1,149 USD
Returning
Wed, Oct 28, 2026•9 Day Trip
$441 USD
Returning
Fri, Oct 30, 2026•11 Day Trip
$441 USD