| Ortenberg to Smolyan | 961.96 mi (1,548.13 km) |
| Ortenberg to Sofia | 857.92 mi (1,380.69 km) |
| Ortenberg to Sopot | 913.85 mi (1,470.70 km) |
| Ortenberg to Sozopol | 1,039.91 mi (1,673.58 km) |
| Ortenberg to Sredets | 1,022.84 mi (1,646.10 km) |
| Ortenberg to Stamboliyski | 929.52 mi (1,495.92 km) |
| Ortenberg to Stara Zagora | 958.33 mi (1,542.28 km) |
| Ortenberg to Svilengrad | 1,009.87 mi (1,625.23 km) |
| Ortenberg to Svishtov | 895.28 mi (1,440.81 km) |
| Ortenberg to Targovishte | 959.96 mi (1,544.91 km) |
| Ortenberg to Teteven | 883.26 mi (1,421.47 km) |
| Ortenberg to Troyan | 902.06 mi (1,451.73 km) |
| Ortenberg to Tryavna | 933.25 mi (1,501.92 km) |
| Ortenberg to Tutrakan | 929.22 mi (1,495.44 km) |
| Ortenberg to Varna | 1,015.48 mi (1,634.25 km) |
