AirHint found the following cheapest one-way flights from Boston (BOS) to Belgrade (BEG) in May 2026 (see full year).
One-Way flights
| 18 May | Air France | ||
| 20 May | Air France | ||
| 19 May | Air France | ||
| 17 May | Air France | ||
| 31 May | TAP | ||
| 16 May | Air France | ||
| 21 May | SWISS | ||
| 28 May | Air Serbia | ||
| 23 May | Air Serbia | ||
| 22 May | Air France |
Also check the deals for return flights from Boston to Belgrade in May.
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