Cheapest return flights from New York to Helsinki in September from $537

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

23 Sep - 30 Sep Finnair direct
24 Sep - 01 Oct Finnair direct
10 Sep - 17 Sep Scandinavian Airlines
02 Sep - 09 Sep Finnair direct
03 Sep - 10 Sep Finnair direct
09 Sep - 16 Sep Finnair direct
10 Sep - 17 Sep Finnair direct
16 Sep - 23 Sep Finnair direct
17 Sep - 24 Sep Finnair direct
20 Sep - 09 Oct Icelandair
07 Sep - 19 Sep American Airlines direct
25 Sep - 02 Oct Finnair direct
21 Sep - 28 Sep Finnair direct
28 Sep - 05 Oct Finnair direct
29 Sep - 06 Oct Finnair direct
20 Sep - 09 Oct Finnair direct
26 Sep - 03 Oct Finnair direct
30 Sep - 07 Oct Scandinavian Airlines
27 Sep - 04 Oct Finnair direct

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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