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

Return flights

27 Aug - 10 Sep	Icelandair
31 Aug - 20 Sep	Air France
23 Aug - 13 Sep	Scandinavian Airlines
28 Aug - 20 Sep	Turkish Airlines
29 Aug - 20 Sep	Turkish Airlines
27 Aug - 03 Sep	Scandinavian Airlines
30 Aug - 20 Sep	Turkish Airlines
22 Aug - 13 Sep	Scandinavian Airlines
31 Aug - 20 Sep	British Airways	direct
25 Aug - 01 Sep	Austrian Airlines
22 Aug - 29 Aug	Lufthansa
22 Aug - 29 Aug	British Airways	direct
22 Aug - 26 Aug	Finnair	direct
24 Aug - 31 Aug	Finnair	direct
23 Aug - 30 Aug	Finnair	direct

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 $472

Return flights