| Obernkirchen to Smolyan | 1,037.67 mi (1,669.96 km) |
| Obernkirchen to Sofia | 933.47 mi (1,502.28 km) |
| Obernkirchen to Sopot | 983.49 mi (1,582.77 km) |
| Obernkirchen to Sozopol | 1,099.09 mi (1,768.82 km) |
| Obernkirchen to Sredets | 1,084.31 mi (1,745.03 km) |
| Obernkirchen to Stamboliyski | 1,003.02 mi (1,614.20 km) |
| Obernkirchen to Stara Zagora | 1,025.47 mi (1,650.34 km) |
| Obernkirchen to Svilengrad | 1,078.50 mi (1,735.68 km) |
| Obernkirchen to Svishtov | 956.30 mi (1,539.02 km) |
| Obernkirchen to Targovishte | 1,018.39 mi (1,638.94 km) |
| Obernkirchen to Teteven | 953.38 mi (1,534.32 km) |
| Obernkirchen to Troyan | 970.45 mi (1,561.78 km) |
| Obernkirchen to Tryavna | 998.44 mi (1,606.83 km) |
| Obernkirchen to Tutrakan | 982.18 mi (1,580.67 km) |
| Obernkirchen to Varna | 1,069.02 mi (1,720.42 km) |
