| Oignies to Smolyan | 1,202.24 mi (1,934.82 km) |
| Oignies to Sofia | 1,099.70 mi (1,769.80 km) |
| Oignies to Sopot | 1,160.27 mi (1,867.28 km) |
| Oignies to Sozopol | 1,293.08 mi (2,081.01 km) |
| Oignies to Sredets | 1,274.57 mi (2,051.22 km) |
| Oignies to Stamboliyski | 1,172.33 mi (1,886.68 km) |
| Oignies to Stara Zagora | 1,206.34 mi (1,941.41 km) |
| Oignies to Svilengrad | 1,256.17 mi (2,021.61 km) |
| Oignies to Svishtov | 1,148.36 mi (1,848.11 km) |
| Oignies to Targovishte | 1,214.20 mi (1,954.06 km) |
| Oignies to Teteven | 1,129.63 mi (1,817.96 km) |
| Oignies to Troyan | 1,149.66 mi (1,850.19 km) |
| Oignies to Tryavna | 1,183.02 mi (1,903.89 km) |
| Oignies to Tutrakan | 1,186.84 mi (1,910.03 km) |
| Oignies to Varna | 1,272.24 mi (2,047.47 km) |
