| Kostinbrod to Sofia | 9.90 mi (15.94 km) |
| Kostinbrod to Sopot | 78.66 mi (126.59 km) |
| Kostinbrod to Sozopol | 229.60 mi (369.50 km) |
| Kostinbrod to Sredets | 205.17 mi (330.19 km) |
| Kostinbrod to Stamboliyski | 82.04 mi (132.04 km) |
| Kostinbrod to Stara Zagora | 126.51 mi (203.59 km) |
| Kostinbrod to Svilengrad | 168.84 mi (271.73 km) |
| Kostinbrod to Svishtov | 120.80 mi (194.41 km) |
| Kostinbrod to Targovishte | 172.63 mi (277.82 km) |
| Kostinbrod to Teteven | 53.62 mi (86.29 km) |
| Kostinbrod to Troyan | 76.12 mi (122.50 km) |
| Kostinbrod to Tryavna | 115.72 mi (186.24 km) |
| Kostinbrod to Tutrakan | 190.67 mi (306.85 km) |
| Kostinbrod to Varna | 239.00 mi (384.64 km) |
| Kostinbrod to Veliki Preslav | 183.54 mi (295.38 km) |
