AirHint found the following cheapest one-way flights from Chicago (ORD) to Belgrade (BEG) in January 2026 (see full year).
One-Way flights
| 13 Jan | Spirit Airlines | ||
| 31 Jan | Spirit Airlines | ||
| 30 Jan | Spirit Airlines | ||
| 12 Jan | United | ||
| 15 Jan | Lufthansa | ||
| 01 Jan | Lufthansa | ||
| 31 Jan | Air Serbia | direct | |
| 11 Jan | Turkish Airlines |
Also check the deals for return flights from Chicago to Belgrade in January.
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