| Backa Palanka to Smolyan | 367.18 mi (590.92 km) |
| Backa Palanka to Sofia | 263.05 mi (423.34 km) |
| Backa Palanka to Sopot | 320.97 mi (516.56 km) |
| Backa Palanka to Sozopol | 457.36 mi (736.05 km) |
| Backa Palanka to Sredets | 437.28 mi (703.74 km) |
| Backa Palanka to Stamboliyski | 334.75 mi (538.73 km) |
| Backa Palanka to Stara Zagora | 367.10 mi (590.79 km) |
| Backa Palanka to Svilengrad | 416.94 mi (671.01 km) |
| Backa Palanka to Svishtov | 314.40 mi (505.98 km) |
| Backa Palanka to Targovishte | 381.25 mi (613.57 km) |
| Backa Palanka to Teteven | 290.32 mi (467.22 km) |
| Backa Palanka to Troyan | 310.40 mi (499.54 km) |
| Backa Palanka to Tryavna | 344.61 mi (554.60 km) |
| Backa Palanka to Tutrakan | 364.15 mi (586.05 km) |
| Backa Palanka to Varna | 444.15 mi (714.80 km) |
