AirHint found the following cheapest one-way flights from Frankfurt (FRA) to Belgrade (BEG) in March 2026 (see full year).
One-Way flights
| 22 Mar | Air Serbia | direct | |
| 23 Mar | Ryanair | ||
| 21 Mar | Ryanair | ||
| 23 Mar | Air Serbia | direct | |
| 31 Mar | LOT | ||
| 29 Mar | Lufthansa | direct | |
| 25 Mar | LOT | ||
| 31 Mar | Air Serbia | direct | |
| 27 Mar | Fly One | ||
| 28 Mar | LOT |
Also check the deals for return flights from Frankfurt to Belgrade in March.
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