| South Charleston to Karlovo | 5,192.81 mi (8,357.02 km) |
| South Charleston to Karnobat | 5,278.56 mi (8,495.02 km) |
| South Charleston to Kavarna | 5,294.57 mi (8,520.78 km) |
| South Charleston to Kazanlak | 5,217.37 mi (8,396.54 km) |
| South Charleston to Knezha | 5,127.32 mi (8,251.63 km) |
| South Charleston to Kostinbrod | 5,122.17 mi (8,243.34 km) |
| South Charleston to Kozloduy | 5,101.46 mi (8,210.01 km) |
| South Charleston to Kyustendil | 5,123.41 mi (8,245.33 km) |
| South Charleston to Levski | 5,174.22 mi (8,327.10 km) |
| South Charleston to Lom | 5,080.17 mi (8,175.74 km) |
| South Charleston to Lovech | 5,167.97 mi (8,317.05 km) |
| South Charleston to Lukovit | 5,143.48 mi (8,277.64 km) |
| South Charleston to Lyaskovets | 5,208.62 mi (8,382.47 km) |
| South Charleston to Mezdra | 5,127.18 mi (8,251.40 km) |
| South Charleston to Momchilgrad | 5,265.52 mi (8,474.04 km) |
