| Ploufragan to Smolyan | 1,415.55 mi (2,278.11 km) |
| Ploufragan to Sofia | 1,317.43 mi (2,120.20 km) |
| Ploufragan to Sopot | 1,383.48 mi (2,226.50 km) |
| Ploufragan to Sozopol | 1,525.12 mi (2,454.44 km) |
| Ploufragan to Sredets | 1,504.37 mi (2,421.05 km) |
| Ploufragan to Stamboliyski | 1,389.92 mi (2,236.86 km) |
| Ploufragan to Stara Zagora | 1,431.15 mi (2,303.21 km) |
| Ploufragan to Svilengrad | 1,477.43 mi (2,377.70 km) |
| Ploufragan to Svishtov | 1,382.39 mi (2,224.74 km) |
| Ploufragan to Targovishte | 1,449.21 mi (2,332.28 km) |
| Ploufragan to Teteven | 1,353.36 mi (2,178.02 km) |
| Ploufragan to Troyan | 1,374.85 mi (2,212.61 km) |
| Ploufragan to Tryavna | 1,411.04 mi (2,270.85 km) |
| Ploufragan to Tutrakan | 1,428.46 mi (2,298.89 km) |
| Ploufragan to Varna | 1,511.15 mi (2,431.96 km) |
