Cheapest return flights from Helsinki to Boston in May from $441

AirHint found the following cheapest return flights from Helsinki (HEL) to Boston (BOS) in May 2026 (see full year).

Return flights

15 May - 22 May Icelandair
01 May - 08 May Icelandair
03 May - 08 May Icelandair
22 May - 29 May Icelandair
21 May - 26 May Icelandair
22 May - 26 May Icelandair
02 May - 09 May Scandinavian Airlines
03 May - 10 May Scandinavian Airlines
04 May - 11 May Scandinavian Airlines
05 May - 12 May Scandinavian Airlines
25 May - 01 Jun Scandinavian Airlines
26 May - 02 Jun Scandinavian Airlines
27 May - 03 Jun Scandinavian Airlines
28 May - 04 Jun Scandinavian Airlines

Also check the deals for one-way flights from Helsinki to Boston in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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