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

Return flights

25 Aug - 01 Sep	Ryanair
25 Aug - 09 Sep	Ryanair
25 Aug - 12 Sep	Ryanair
18 Aug - 25 Aug	Ryanair
25 Aug - 31 Aug	Condor
27 Aug - 31 Aug	Condor
10 Aug - 19 Aug	LOT
15 Aug - 15 Sep	British Airways
10 Aug - 24 Aug	LOT
04 Aug - 11 Aug	LOT
13 Aug - 24 Aug	LOT
13 Aug - 25 Aug	LOT
19 Aug - 29 Aug	Ryanair
28 Aug - 04 Sep	Lufthansa
18 Aug - 26 Aug	LOT

Also check the deals for one-way flights from Zagreb to New York 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 Zagreb to New York in August from 439€

Return flights