AirHint found the following cheapest one-way flights from Chicago (ORD) to Belgrade (BEG) in March 2026 (see full year).
One-Way flights
| 03 Mar | Spirit Airlines | ||
| 02 Mar | Spirit Airlines | ||
| 04 Mar | Spirit Airlines | ||
| 05 Mar | Icelandair | ||
| 20 Mar | Austrian Airlines | ||
| 13 Mar | Lufthansa |
Also check the deals for return flights from Chicago to Belgrade in March.
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