| Waldkirch to Smolyan | 932.48 mi (1,500.69 km) |
| Waldkirch to Sofia | 831.48 mi (1,338.14 km) |
| Waldkirch to Sopot | 894.93 mi (1,440.25 km) |
| Waldkirch to Sozopol | 1,033.26 mi (1,662.87 km) |
| Waldkirch to Sredets | 1,013.28 mi (1,630.72 km) |
| Waldkirch to Stamboliyski | 904.28 mi (1,455.31 km) |
| Waldkirch to Stara Zagora | 941.98 mi (1,515.97 km) |
| Waldkirch to Svilengrad | 990.10 mi (1,593.40 km) |
| Waldkirch to Svishtov | 889.59 mi (1,431.65 km) |
| Waldkirch to Targovishte | 956.25 mi (1,538.94 km) |
| Waldkirch to Teteven | 864.47 mi (1,391.23 km) |
| Waldkirch to Troyan | 885.36 mi (1,424.84 km) |
| Waldkirch to Tryavna | 920.44 mi (1,481.31 km) |
| Waldkirch to Tutrakan | 933.98 mi (1,503.09 km) |
| Waldkirch to Varna | 1,017.29 mi (1,637.17 km) |
