| Asslar to Smolyan | 992.24 mi (1,596.85 km) |
| Asslar to Sofia | 888.20 mi (1,429.42 km) |
| Asslar to Sopot | 944.12 mi (1,519.41 km) |
| Asslar to Sozopol | 1,069.98 mi (1,721.97 km) |
| Asslar to Sredets | 1,052.98 mi (1,694.60 km) |
| Asslar to Stamboliyski | 959.80 mi (1,544.66 km) |
| Asslar to Stara Zagora | 988.57 mi (1,590.95 km) |
| Asslar to Svilengrad | 1,040.13 mi (1,673.93 km) |
| Asslar to Svishtov | 925.38 mi (1,489.25 km) |
| Asslar to Targovishte | 990.00 mi (1,593.25 km) |
| Asslar to Teteven | 913.53 mi (1,470.19 km) |
| Asslar to Troyan | 932.32 mi (1,500.42 km) |
| Asslar to Tryavna | 963.45 mi (1,550.53 km) |
| Asslar to Tutrakan | 959.03 mi (1,543.41 km) |
| Asslar to Varna | 1,045.34 mi (1,682.31 km) |
