| Castelvetrano to Karlovo | 720.05 mi (1,158.81 km) |
| Castelvetrano to Karnobat | 822.29 mi (1,323.35 km) |
| Castelvetrano to Kavarna | 905.42 mi (1,457.13 km) |
| Castelvetrano to Kazanlak | 746.91 mi (1,202.03 km) |
| Castelvetrano to Knezha | 714.82 mi (1,150.39 km) |
| Castelvetrano to Kostinbrod | 653.42 mi (1,051.59 km) |
| Castelvetrano to Kozloduy | 710.13 mi (1,142.85 km) |
| Castelvetrano to Kyustendil | 611.91 mi (984.78 km) |
| Castelvetrano to Levski | 756.60 mi (1,217.63 km) |
| Castelvetrano to Lom | 691.13 mi (1,112.26 km) |
| Castelvetrano to Lovech | 730.66 mi (1,175.89 km) |
| Castelvetrano to Lukovit | 708.24 mi (1,139.81 km) |
| Castelvetrano to Lyaskovets | 775.03 mi (1,247.29 km) |
| Castelvetrano to Mezdra | 686.03 mi (1,104.06 km) |
| Castelvetrano to Momchilgrad | 721.83 mi (1,161.67 km) |
