| Boxtel to Smolyan | 1,144.37 mi (1,841.69 km) |
| Boxtel to Sofia | 1,040.42 mi (1,674.39 km) |
| Boxtel to Sopot | 1,096.62 mi (1,764.85 km) |
| Boxtel to Sozopol | 1,222.22 mi (1,966.98 km) |
| Boxtel to Sredets | 1,205.36 mi (1,939.83 km) |
| Boxtel to Stamboliyski | 1,112.14 mi (1,789.81 km) |
| Boxtel to Stara Zagora | 1,141.10 mi (1,836.42 km) |
| Boxtel to Svilengrad | 1,192.65 mi (1,919.38 km) |
| Boxtel to Svishtov | 1,077.68 mi (1,734.36 km) |
| Boxtel to Targovishte | 1,142.14 mi (1,838.09 km) |
| Boxtel to Teteven | 1,066.03 mi (1,715.61 km) |
| Boxtel to Troyan | 1,084.84 mi (1,745.88 km) |
| Boxtel to Tryavna | 1,115.96 mi (1,795.96 km) |
| Boxtel to Tutrakan | 1,110.55 mi (1,787.26 km) |
| Boxtel to Varna | 1,197.00 mi (1,926.38 km) |
