| Kapfenberg to Sofia | 510.58 mi (821.70 km) |
| Kapfenberg to Sopot | 567.51 mi (913.32 km) |
| Kapfenberg to Sozopol | 698.10 mi (1,123.48 km) |
| Kapfenberg to Sredets | 679.72 mi (1,093.90 km) |
| Kapfenberg to Stamboliyski | 582.31 mi (937.14 km) |
| Kapfenberg to Stara Zagora | 612.72 mi (986.08 km) |
| Kapfenberg to Svilengrad | 663.59 mi (1,067.94 km) |
| Kapfenberg to Svishtov | 553.38 mi (890.58 km) |
| Kapfenberg to Targovishte | 619.31 mi (996.68 km) |
| Kapfenberg to Teteven | 536.86 mi (864.00 km) |
| Kapfenberg to Troyan | 556.19 mi (895.11 km) |
| Kapfenberg to Tryavna | 588.62 mi (947.29 km) |
| Kapfenberg to Tutrakan | 593.54 mi (955.20 km) |
| Kapfenberg to Varna | 678.16 mi (1,091.39 km) |
| Kapfenberg to Veliki Preslav | 632.34 mi (1,017.66 km) |
