Cheapest return flights from Boston to Helsinki in October from 293€

AirHint found the following cheapest return flights from Boston (BOS) to Helsinki (HEL) in October 2025 (see full year).

Return flights

26 Oct - 31 Oct Icelandair
27 Oct - 31 Oct Icelandair
16 Oct - 23 Oct Scandinavian Airlines
21 Oct - 28 Oct Icelandair
26 Oct - 02 Nov Icelandair
01 Oct - 08 Oct Icelandair
06 Oct - 13 Oct Scandinavian Airlines
31 Oct - 07 Nov Icelandair
11 Oct - 18 Oct Scandinavian Airlines

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

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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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