| Weirton to Karlovo | 5,051.10 mi (8,128.95 km) |
| Weirton to Karnobat | 5,135.70 mi (8,265.11 km) |
| Weirton to Kavarna | 5,150.38 mi (8,288.73 km) |
| Weirton to Kazanlak | 5,075.36 mi (8,168.00 km) |
| Weirton to Knezha | 4,985.23 mi (8,022.95 km) |
| Weirton to Kostinbrod | 4,981.16 mi (8,016.40 km) |
| Weirton to Kozloduy | 4,959.30 mi (7,981.22 km) |
| Weirton to Kyustendil | 4,983.19 mi (8,019.67 km) |
| Weirton to Levski | 5,031.70 mi (8,097.74 km) |
| Weirton to Lom | 4,938.22 mi (7,947.30 km) |
| Weirton to Lovech | 5,025.87 mi (8,088.36 km) |
| Weirton to Lukovit | 5,001.61 mi (8,049.32 km) |
| Weirton to Lyaskovets | 5,066.03 mi (8,152.99 km) |
| Weirton to Mezdra | 4,985.60 mi (8,023.55 km) |
| Weirton to Momchilgrad | 5,124.46 mi (8,247.02 km) |
