AirHint found the following cheapest one-way flights from Chicago (ORD) to Belgrade (BEG) in May 2026 (see full year).
One-Way flights
| 03 May | Icelandair | ||
| 05 May | Icelandair | ||
| 04 May | Icelandair | ||
| 01 May | Icelandair | ||
| 06 May | Icelandair | ||
| 02 May | Icelandair | ||
| 15 May | Icelandair | ||
| 16 May | Spirit Airlines | ||
| 06 May | Air Serbia | direct | |
| 02 May | Air Serbia | direct |
Also check the deals for return flights from Chicago to Belgrade in May.
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