| Aldenhoven to Karlovo | 1,041.24 mi (1,675.72 km) |
| Aldenhoven to Karnobat | 1,128.22 mi (1,815.69 km) |
| Aldenhoven to Kavarna | 1,151.02 mi (1,852.39 km) |
| Aldenhoven to Kazanlak | 1,065.74 mi (1,715.14 km) |
| Aldenhoven to Knezha | 975.73 mi (1,570.29 km) |
| Aldenhoven to Kostinbrod | 971.88 mi (1,564.10 km) |
| Aldenhoven to Kozloduy | 949.93 mi (1,528.77 km) |
| Aldenhoven to Kyustendil | 976.39 mi (1,571.35 km) |
| Aldenhoven to Levski | 1,023.16 mi (1,646.61 km) |
| Aldenhoven to Lom | 928.53 mi (1,494.33 km) |
| Aldenhoven to Lovech | 1,016.38 mi (1,635.71 km) |
| Aldenhoven to Lukovit | 991.85 mi (1,596.23 km) |
| Aldenhoven to Lyaskovets | 1,057.69 mi (1,702.19 km) |
| Aldenhoven to Mezdra | 975.74 mi (1,570.30 km) |
| Aldenhoven to Momchilgrad | 1,115.01 mi (1,794.44 km) |
