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

Return flights

20 Aug - 25 Aug	Icelandair
13 Aug - 26 Aug	Icelandair
11 Aug - 21 Aug	Icelandair
11 Aug - 25 Aug	Icelandair
18 Aug - 25 Aug	Scandinavian Airlines
18 Aug - 03 Sep	United
25 Aug - 01 Sep	Air Canada
20 Aug - 27 Aug	Scandinavian Airlines
11 Aug - 18 Aug	Icelandair
19 Aug - 24 Aug	Icelandair
07 Aug - 21 Aug	Icelandair
18 Aug - 03 Sep	Finnair	direct
28 Aug - 04 Sep	Scandinavian Airlines
14 Aug - 21 Aug	Scandinavian Airlines
30 Aug - 06 Sep	Scandinavian Airlines

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

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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki

Cheapest return flights from New York to Helsinki in August from $371

Return flights