| Wattignies to Smolyan | 1,203.30 mi (1,936.52 km) |
| Wattignies to Sofia | 1,100.62 mi (1,771.28 km) |
| Wattignies to Sopot | 1,160.90 mi (1,868.29 km) |
| Wattignies to Sozopol | 1,293.21 mi (2,081.22 km) |
| Wattignies to Sredets | 1,274.82 mi (2,051.62 km) |
| Wattignies to Stamboliyski | 1,173.21 mi (1,888.10 km) |
| Wattignies to Stara Zagora | 1,206.86 mi (1,942.26 km) |
| Wattignies to Svilengrad | 1,256.83 mi (2,022.68 km) |
| Wattignies to Svishtov | 1,148.46 mi (1,848.27 km) |
| Wattignies to Targovishte | 1,214.21 mi (1,954.09 km) |
| Wattignies to Teteven | 1,130.25 mi (1,818.96 km) |
| Wattignies to Troyan | 1,150.20 mi (1,851.06 km) |
| Wattignies to Tryavna | 1,183.41 mi (1,904.51 km) |
| Wattignies to Tutrakan | 1,186.52 mi (1,909.52 km) |
| Wattignies to Varna | 1,272.03 mi (2,047.13 km) |
