| Cities | Distance |
|---|
| Backnang to Smolyan | 897.48 mi (1,444.35 km) |
| Backnang to Sofia | 794.46 mi (1,278.57 km) |
| Backnang to Sopot | 854.33 mi (1,374.90 km) |
| Backnang to Sozopol | 987.12 mi (1,588.62 km) |
| Backnang to Sredets | 968.48 mi (1,558.62 km) |
| Backnang to Stamboliyski | 866.95 mi (1,395.23 km) |
| Backnang to Stara Zagora | 900.27 mi (1,448.84 km) |
| Backnang to Svilengrad | 950.28 mi (1,529.33 km) |
| Backnang to Svishtov | 842.46 mi (1,355.81 km) |
| Backnang to Targovishte | 908.45 mi (1,462.01 km) |
| Backnang to Teteven | 823.67 mi (1,325.57 km) |
| Backnang to Troyan | 843.60 mi (1,357.64 km) |
| Backnang to Tryavna | 876.89 mi (1,411.22 km) |
| Backnang to Tutrakan | 882.16 mi (1,419.70 km) |
| Backnang to Varna | 967.12 mi (1,556.43 km) |
