| Oirschot to Smolyan | 1,142.80 mi (1,839.16 km) |
| Oirschot to Sofia | 1,038.89 mi (1,671.93 km) |
| Oirschot to Sopot | 1,095.34 mi (1,762.78 km) |
| Oirschot to Sozopol | 1,221.37 mi (1,965.60 km) |
| Oirschot to Sredets | 1,204.41 mi (1,938.30 km) |
| Oirschot to Stamboliyski | 1,110.67 mi (1,787.46 km) |
| Oirschot to Stara Zagora | 1,139.91 mi (1,834.51 km) |
| Oirschot to Svilengrad | 1,191.38 mi (1,917.34 km) |
| Oirschot to Svishtov | 1,076.78 mi (1,732.92 km) |
| Oirschot to Targovishte | 1,141.34 mi (1,836.80 km) |
| Oirschot to Teteven | 1,064.74 mi (1,713.53 km) |
| Oirschot to Troyan | 1,083.62 mi (1,743.92 km) |
| Oirschot to Tryavna | 1,114.86 mi (1,794.20 km) |
| Oirschot to Tutrakan | 1,109.99 mi (1,786.35 km) |
| Oirschot to Varna | 1,196.39 mi (1,925.41 km) |
