Helsinki (HEL) to Boston (BOS) flight deal in economy from $441
$688 USD
-36%$441 USD
Verified 17 days agoOctober 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
22% of dates checked are available within 10% of the lowest price
Monday, October 12th, 2026
3 round-trip options
Returning
Sat, Oct 17, 2026•5 Day Trip
$1,147 USD
Returning
Wed, Oct 21, 2026•9 Day Trip
$545 USD
Returning
Fri, Oct 23, 2026•11 Day Trip
$546 USD