AirHint found the following cheapest return flights from Zagreb (ZAG) to New York (JFK) in September 2025 (see full year).

Return flights

09 Sep - 23 Sep	Ryanair
09 Sep - 15 Sep	Ryanair
20 Sep - 30 Sep	Ryanair
10 Sep - 12 Sep	Ryanair
15 Sep - 24 Sep	Ryanair
30 Sep - 15 Oct	Ryanair
15 Sep - 23 Sep	Ryanair
04 Sep - 07 Sep	Ryanair
25 Sep - 30 Sep	Ryanair
09 Sep - 17 Sep	Ryanair
20 Sep - 28 Sep	Ryanair
27 Sep - 07 Oct	Ryanair
20 Sep - 11 Oct	Ryanair
24 Sep - 02 Oct	Ryanair
19 Sep - 04 Oct	Lufthansa

Also check the deals for one-way flights from Zagreb to New York in September.

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 Zagreb to New York in September from 420€

Return flights