| Ballenstedt to Smolyan | 944.76 mi (1,520.44 km) |
| Ballenstedt to Sofia | 840.77 mi (1,353.10 km) |
| Ballenstedt to Sopot | 889.13 mi (1,430.92 km) |
| Ballenstedt to Sozopol | 1,002.65 mi (1,613.61 km) |
| Ballenstedt to Sredets | 988.22 mi (1,590.39 km) |
| Ballenstedt to Stamboliyski | 909.58 mi (1,463.82 km) |
| Ballenstedt to Stara Zagora | 930.49 mi (1,497.48 km) |
| Ballenstedt to Svilengrad | 983.75 mi (1,583.19 km) |
| Ballenstedt to Svishtov | 860.31 mi (1,384.53 km) |
| Ballenstedt to Targovishte | 921.93 mi (1,483.70 km) |
| Ballenstedt to Teteven | 859.20 mi (1,382.75 km) |
| Ballenstedt to Troyan | 875.83 mi (1,409.51 km) |
| Ballenstedt to Tryavna | 903.11 mi (1,453.42 km) |
| Ballenstedt to Tutrakan | 885.11 mi (1,424.45 km) |
| Ballenstedt to Varna | 971.93 mi (1,564.18 km) |
