| Saint Helens to Karlovo | 1,462.10 mi (2,353.02 km) |
| Saint Helens to Karnobat | 1,547.65 mi (2,490.70 km) |
| Saint Helens to Kavarna | 1,567.12 mi (2,522.04 km) |
| Saint Helens to Kazanlak | 1,486.34 mi (2,392.03 km) |
| Saint Helens to Knezha | 1,396.23 mi (2,247.02 km) |
| Saint Helens to Kostinbrod | 1,392.98 mi (2,241.78 km) |
| Saint Helens to Kozloduy | 1,370.34 mi (2,205.35 km) |
| Saint Helens to Kyustendil | 1,397.11 mi (2,248.43 km) |
| Saint Helens to Levski | 1,443.08 mi (2,322.41 km) |
| Saint Helens to Lom | 1,349.19 mi (2,171.31 km) |
| Saint Helens to Lovech | 1,436.88 mi (2,312.44 km) |
| Saint Helens to Lukovit | 1,412.58 mi (2,273.33 km) |
| Saint Helens to Lyaskovets | 1,477.52 mi (2,377.83 km) |
| Saint Helens to Mezdra | 1,396.68 mi (2,247.75 km) |
| Saint Helens to Momchilgrad | 1,536.10 mi (2,472.12 km) |
