| Ostermundigen to Smolyan | 926.34 mi (1,490.80 km) |
| Ostermundigen to Sofia | 828.23 mi (1,332.91 km) |
| Ostermundigen to Sopot | 894.70 mi (1,439.88 km) |
| Ostermundigen to Sozopol | 1,037.74 mi (1,670.08 km) |
| Ostermundigen to Sredets | 1,016.49 mi (1,635.88 km) |
| Ostermundigen to Stamboliyski | 900.68 mi (1,449.51 km) |
| Ostermundigen to Stara Zagora | 942.50 mi (1,516.81 km) |
| Ostermundigen to Svilengrad | 988.33 mi (1,590.57 km) |
| Ostermundigen to Svishtov | 896.15 mi (1,442.21 km) |
| Ostermundigen to Targovishte | 963.01 mi (1,549.81 km) |
| Ostermundigen to Teteven | 864.70 mi (1,391.60 km) |
| Ostermundigen to Troyan | 886.38 mi (1,426.49 km) |
| Ostermundigen to Tryavna | 923.02 mi (1,485.45 km) |
| Ostermundigen to Tutrakan | 945.21 mi (1,521.17 km) |
| Ostermundigen to Varna | 1,026.17 mi (1,651.46 km) |
