Cheapest return flights from Newark to Zagreb in December from $560

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

Return flights

07 Dec - 21 Dec Lufthansa
01 Dec - 05 Dec United
11 Dec - 18 Dec Lufthansa
25 Dec - 17 Jan Austrian Airlines
15 Dec - 25 Jan United
10 Dec - 23 Jan SWISS
28 Dec - 31 Jan Lufthansa
05 Dec - 06 Dec Turkish Airlines
10 Dec - 26 Jan SWISS
30 Dec - 06 Jan SWISS
16 Dec - 10 Jan Icelandair
10 Dec - 25 Jan Lufthansa
28 Dec - 04 Jan Austrian Airlines
17 Dec - 10 Jan SWISS
17 Dec - 31 Dec Spirit Airlines
17 Dec - 28 Dec SWISS
20 Dec - 27 Dec Spirit Airlines
18 Dec - 31 Dec Lufthansa

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

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