| Heppenheim to Smolyan | 952.12 mi (1,532.30 km) |
| Heppenheim to Sofia | 848.68 mi (1,365.82 km) |
| Heppenheim to Sopot | 907.23 mi (1,460.04 km) |
| Heppenheim to Sozopol | 1,037.63 mi (1,669.90 km) |
| Heppenheim to Sredets | 1,019.58 mi (1,640.85 km) |
| Heppenheim to Stamboliyski | 920.93 mi (1,482.10 km) |
| Heppenheim to Stara Zagora | 952.68 mi (1,533.19 km) |
| Heppenheim to Svilengrad | 1,003.29 mi (1,614.63 km) |
| Heppenheim to Svishtov | 892.84 mi (1,436.89 km) |
| Heppenheim to Targovishte | 958.39 mi (1,542.38 km) |
| Heppenheim to Teteven | 876.57 mi (1,410.70 km) |
| Heppenheim to Troyan | 896.11 mi (1,442.14 km) |
| Heppenheim to Tryavna | 928.65 mi (1,494.53 km) |
| Heppenheim to Tutrakan | 930.28 mi (1,497.14 km) |
| Heppenheim to Varna | 1,015.86 mi (1,634.86 km) |
