| Bieber to Smolyan | 988.55 mi (1,590.92 km) |
| Bieber to Sofia | 884.49 mi (1,423.45 km) |
| Bieber to Sopot | 940.23 mi (1,513.15 km) |
| Bieber to Sozopol | 1,065.81 mi (1,715.26 km) |
| Bieber to Sredets | 1,048.86 mi (1,687.98 km) |
| Bieber to Stamboliyski | 956.04 mi (1,538.60 km) |
| Bieber to Stara Zagora | 984.61 mi (1,584.57 km) |
| Bieber to Svilengrad | 1,036.23 mi (1,667.65 km) |
| Bieber to Svishtov | 921.23 mi (1,482.57 km) |
| Bieber to Targovishte | 985.79 mi (1,586.47 km) |
| Bieber to Teteven | 909.65 mi (1,463.94 km) |
| Bieber to Troyan | 928.38 mi (1,494.09 km) |
| Bieber to Tryavna | 959.43 mi (1,544.05 km) |
| Bieber to Tutrakan | 954.68 mi (1,536.41 km) |
| Bieber to Varna | 1,041.02 mi (1,675.35 km) |
