Cheapest return flights from Chicago to Belgrade in December from 909€

AirHint found the following cheapest return flights from Chicago (MDW) to Belgrade (BEG) in December 2025 (see full year).

Return flights

14 Dec - 11 Jan Frontier Airlines
29 Dec - 28 Jan KLM
17 Dec - 24 Jan Delta
06 Dec - 21 Dec Air France
20 Dec - 24 Jan Delta
16 Dec - 24 Jan Delta
24 Dec - 23 Jan Delta
26 Dec - 31 Jan Delta
20 Dec - 01 Jan Delta
19 Dec - 24 Jan Delta
19 Dec - 01 Jan Delta

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

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