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

Return flights

02 Dec - 11 Dec	Croatia Airlines
05 Dec - 14 Dec	Air Serbia
15 Dec - 22 Dec	ITA Airways
01 Dec - 31 Dec	Lufthansa
05 Dec - 12 Dec	ITA Airways
05 Dec - 10 Dec	Ryanair
07 Dec - 17 Dec	KLM
20 Dec - 29 Dec	Turkish Airlines
23 Dec - 01 Jan	Lufthansa
22 Dec - 28 Dec	Air Serbia
20 Dec - 10 Jan	LOT
20 Dec - 09 Jan	LOT
22 Dec - 09 Jan	LOT
23 Dec - 27 Dec	Turkish Airlines
29 Dec - 06 Jan	Air Serbia
26 Dec - 05 Jan	Turkish Airlines
23 Dec - 02 Jan	Turkish Airlines
29 Dec - 05 Jan	KLM
27 Dec - 09 Jan	Austrian Airlines

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

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 December from 503€

Return flights