Cheapest return flights from Boston to Helsinki in June from $676

Best time to book flights for Boston (BOS) to Helsinki (HEL) flights at AirHint

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

Return flights

19 Jun - 23 Jun British Airways
09 Jun - 16 Jun Scandinavian Airlines
05 Jun - 12 Jun Scandinavian Airlines
17 Jun - 24 Jun Icelandair
11 Jun - 18 Jun Scandinavian Airlines
15 Jun - 22 Jun Scandinavian Airlines
25 Jun - 02 Jul Icelandair
19 Jun - 26 Jun Scandinavian Airlines
23 Jun - 30 Jun Icelandair
13 Jun - 20 Jun Icelandair
27 Jun - 04 Jul Icelandair
21 Jun - 28 Jun Icelandair
29 Jun - 06 Jul Icelandair

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

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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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