| Kyustendil to Sofia | 43.75 mi (70.42 km) |
| Kyustendil to Sopot | 108.34 mi (174.35 km) |
| Kyustendil to Sozopol | 256.30 mi (412.47 km) |
| Kyustendil to Sredets | 230.78 mi (371.40 km) |
| Kyustendil to Stamboliyski | 95.24 mi (153.28 km) |
| Kyustendil to Stara Zagora | 151.81 mi (244.32 km) |
| Kyustendil to Svilengrad | 183.98 mi (296.09 km) |
| Kyustendil to Svishtov | 163.31 mi (262.83 km) |
| Kyustendil to Targovishte | 208.77 mi (335.98 km) |
| Kyustendil to Teteven | 91.65 mi (147.50 km) |
| Kyustendil to Troyan | 111.44 mi (179.34 km) |
| Kyustendil to Tryavna | 148.87 mi (239.58 km) |
| Kyustendil to Tutrakan | 232.75 mi (374.58 km) |
| Kyustendil to Varna | 273.19 mi (439.66 km) |
| Kyustendil to Veliki Preslav | 218.49 mi (351.62 km) |
