Cheapest return flights from Chicago to Zagreb in December from 732€

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

Return flights

24 Dec - 28 Dec Lufthansa
24 Dec - 30 Dec Lufthansa
29 Dec - 09 Jan SWISS
26 Dec - 11 Jan Frontier Airlines
25 Dec - 01 Jan Brussels Airlines
24 Dec - 05 Jan Lufthansa
24 Dec - 04 Jan SWISS
26 Dec - 04 Jan Frontier Airlines
24 Dec - 02 Jan Lufthansa
24 Dec - 03 Jan Lufthansa
25 Dec - 04 Jan SWISS
28 Dec - 04 Jan TAP

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

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