| Hechingen to Smolyan | 897.70 mi (1,444.71 km) |
| Hechingen to Sofia | 795.74 mi (1,280.63 km) |
| Hechingen to Sopot | 857.79 mi (1,380.48 km) |
| Hechingen to Sozopol | 994.05 mi (1,599.76 km) |
| Hechingen to Sredets | 974.57 mi (1,568.43 km) |
| Hechingen to Stamboliyski | 868.50 mi (1,397.71 km) |
| Hechingen to Stara Zagora | 904.44 mi (1,455.55 km) |
| Hechingen to Svilengrad | 953.36 mi (1,534.29 km) |
| Hechingen to Svishtov | 849.88 mi (1,367.75 km) |
| Hechingen to Targovishte | 916.34 mi (1,474.71 km) |
| Hechingen to Teteven | 827.22 mi (1,331.28 km) |
| Hechingen to Troyan | 847.74 mi (1,364.31 km) |
| Hechingen to Tryavna | 882.15 mi (1,419.68 km) |
| Hechingen to Tutrakan | 892.56 mi (1,436.44 km) |
| Hechingen to Varna | 976.54 mi (1,571.59 km) |
