| Smarjeske Toplice to Smolyan | 557.48 mi (897.17 km) |
| Smarjeske Toplice to Sofia | 456.43 mi (734.55 km) |
| Smarjeske Toplice to Sopot | 520.70 mi (837.99 km) |
| Smarjeske Toplice to Sozopol | 662.08 mi (1,065.51 km) |
| Smarjeske Toplice to Sredets | 641.11 mi (1,031.77 km) |
| Smarjeske Toplice to Stamboliyski | 529.23 mi (851.71 km) |
| Smarjeske Toplice to Stara Zagora | 568.14 mi (914.33 km) |
| Smarjeske Toplice to Svilengrad | 615.43 mi (990.44 km) |
| Smarjeske Toplice to Svishtov | 520.31 mi (837.37 km) |
| Smarjeske Toplice to Targovishte | 587.17 mi (944.96 km) |
| Smarjeske Toplice to Teteven | 490.41 mi (789.24 km) |
| Smarjeske Toplice to Troyan | 511.71 mi (823.51 km) |
| Smarjeske Toplice to Tryavna | 547.76 mi (881.53 km) |
| Smarjeske Toplice to Tutrakan | 570.52 mi (918.16 km) |
| Smarjeske Toplice to Varna | 650.57 mi (1,046.99 km) |
