Cheapest return flights from New York to Helsinki in September from $459

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

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

Return flights

11 Sep - 21 Sep Icelandair
25 Sep - 28 Sep Scandinavian Airlines
23 Sep - 30 Sep Scandinavian Airlines
03 Sep - 10 Sep Scandinavian Airlines
08 Sep - 15 Sep Scandinavian Airlines
18 Sep - 25 Sep Scandinavian Airlines
25 Sep - 28 Sep American Airlines direct
11 Sep - 21 Sep Finnair direct
13 Sep - 20 Sep Scandinavian Airlines
09 Sep - 09 Sep Norse Atlantic Airways

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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