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

Return flights

05 Aug - 13 Aug	Icelandair
28 Aug - 07 Sep	Icelandair
24 Aug - 07 Sep	Icelandair
19 Aug - 26 Aug	Icelandair
25 Aug - 03 Sep	Icelandair
20 Aug - 28 Aug	Icelandair
20 Aug - 27 Aug	Icelandair
18 Aug - 27 Aug	Icelandair
18 Aug - 25 Aug	Icelandair
20 Aug - 25 Aug	Icelandair
28 Aug - 04 Sep	Icelandair
31 Aug - 07 Sep	Icelandair
21 Aug - 04 Sep	Icelandair
10 Aug - 21 Aug	Icelandair
04 Aug - 13 Aug	Icelandair
26 Aug - 02 Sep	Icelandair
27 Aug - 08 Sep	Icelandair
13 Aug - 18 Aug	Scandinavian Airlines
25 Aug - 01 Sep	TAP
31 Aug - 09 Sep	SWISS	direct

Also check the deals for one-way flights from New York to Zurich 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.

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Cheapest return flights from New York to Zurich in August from 360€

Return flights