Cheapest return flights from Chicago to Belgrade in March from $703

AirHint found the following cheapest return flights from Chicago (ORD) to Belgrade (BEG) in March 2026 (see full year).

Return flights

31 Mar - 21 Apr Frontier Airlines
05 Mar - 11 Mar Turkish Airlines
04 Mar - 19 Mar Turkish Airlines
31 Mar - 15 Apr Delta
05 Mar - 19 Mar Turkish Airlines
11 Mar - 25 Mar Frontier Airlines
18 Mar - 24 Mar Spirit Airlines
21 Mar - 01 Apr Spirit Airlines
17 Mar - 30 Mar LOT
24 Mar - 07 Apr Spirit Airlines
18 Mar - 01 Apr Delta
28 Mar - 15 Apr Spirit Airlines
18 Mar - 22 Mar KLM
07 Mar - 14 Mar LOT
28 Mar - 04 Apr LOT
21 Mar - 04 Apr Spirit Airlines
28 Mar - 01 Apr LOT
21 Mar - 01 Apr Air Serbia direct
06 Mar - 29 Mar Turkish Airlines
26 Mar - 30 Mar Frontier Airlines

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

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