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

Return flights

09 Oct - 13 Oct	Scandinavian Airlines
15 Oct - 26 Oct	Scandinavian Airlines
02 Oct - 09 Oct	Scandinavian Airlines
05 Oct - 12 Oct	Scandinavian Airlines
15 Oct - 26 Oct	Iberia	direct
09 Oct - 13 Oct	American Airlines	direct

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

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 New York to Helsinki in October from $347

Return flights