Cheapest return flights from New York to Helsinki in September from 363€

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

Return flights

08 Sep - 15 Sep Scandinavian Airlines
03 Sep - 10 Sep Scandinavian Airlines
09 Sep - 16 Sep Scandinavian Airlines
09 Sep - 14 Sep Scandinavian Airlines
24 Sep - 01 Oct Scandinavian Airlines
21 Sep - 28 Sep Scandinavian Airlines
30 Sep - 07 Oct Scandinavian Airlines
18 Sep - 25 Sep Scandinavian Airlines
04 Sep - 15 Sep Brussels Airlines
13 Sep - 20 Sep Scandinavian Airlines
06 Sep - 13 Sep Scandinavian Airlines
27 Sep - 04 Oct Scandinavian Airlines
12 Sep - 19 Sep 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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