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

Return flights

06 Nov - 13 Nov	Scandinavian Airlines
04 Nov - 11 Nov	Icelandair
19 Nov - 26 Nov	Icelandair
13 Nov - 20 Nov	Scandinavian Airlines
16 Nov - 23 Nov	Scandinavian Airlines
15 Nov - 06 Dec	British Airways
28 Nov - 05 Dec	Scandinavian Airlines
10 Nov - 17 Nov	Icelandair
25 Nov - 30 Nov	British Airways
14 Nov - 22 Nov	Scandinavian Airlines
08 Nov - 15 Nov	Scandinavian Airlines
02 Nov - 09 Nov	Scandinavian Airlines
25 Nov - 02 Dec	Icelandair

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

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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Cheapest return flights from Boston to Helsinki in November from 331€

Return flights