Cheapest return flights from New York to Helsinki in September from $376

Best time to book flights for New York (NYC) to Helsinki (HEL) flights at AirHint

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

Return flights

30 Sep - 07 Oct Iberia direct
03 Sep - 17 Sep Icelandair
04 Sep - 28 Sep Icelandair
03 Sep - 09 Sep Icelandair
17 Sep - 24 Sep Icelandair
03 Sep - 10 Sep Icelandair
23 Sep - 30 Sep Finnair direct
17 Sep - 24 Sep Finnair direct
03 Sep - 10 Sep Finnair direct
03 Sep - 17 Sep American Airlines direct
03 Sep - 09 Sep American Airlines direct
29 Sep - 06 Oct Scandinavian Airlines
24 Sep - 01 Oct Scandinavian Airlines

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

Skyscanner

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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