| Altenberge to Smolyan | 1,084.38 mi (1,745.15 km) |
| Altenberge to Sofia | 980.09 mi (1,577.30 km) |
| Altenberge to Sopot | 1,032.88 mi (1,662.26 km) |
| Altenberge to Sozopol | 1,152.94 mi (1,855.48 km) |
| Altenberge to Sredets | 1,137.26 mi (1,830.24 km) |
| Altenberge to Stamboliyski | 1,050.71 mi (1,690.96 km) |
| Altenberge to Stara Zagora | 1,076.00 mi (1,731.66 km) |
| Altenberge to Svilengrad | 1,128.48 mi (1,816.12 km) |
| Altenberge to Svishtov | 1,009.20 mi (1,624.15 km) |
| Altenberge to Targovishte | 1,072.40 mi (1,725.86 km) |
| Altenberge to Teteven | 1,002.51 mi (1,613.38 km) |
| Altenberge to Troyan | 1,020.36 mi (1,642.11 km) |
| Altenberge to Tryavna | 1,049.74 mi (1,689.40 km) |
| Altenberge to Tutrakan | 1,038.12 mi (1,670.69 km) |
| Altenberge to Varna | 1,124.90 mi (1,810.35 km) |
