| Humlebaek to Karlovo | 1,070.15 mi (1,722.23 km) |
| Humlebaek to Karnobat | 1,123.12 mi (1,807.49 km) |
| Humlebaek to Kavarna | 1,111.86 mi (1,789.36 km) |
| Humlebaek to Kazanlak | 1,085.46 mi (1,746.89 km) |
| Humlebaek to Knezha | 1,000.88 mi (1,610.77 km) |
| Humlebaek to Kostinbrod | 1,024.93 mi (1,649.46 km) |
| Humlebaek to Kozloduy | 975.55 mi (1,570.00 km) |
| Humlebaek to Kyustendil | 1,048.21 mi (1,686.94 km) |
| Humlebaek to Levski | 1,033.35 mi (1,663.01 km) |
| Humlebaek to Lom | 962.06 mi (1,548.29 km) |
| Humlebaek to Lovech | 1,037.81 mi (1,670.19 km) |
| Humlebaek to Lukovit | 1,021.31 mi (1,643.64 km) |
| Humlebaek to Lyaskovets | 1,063.56 mi (1,711.63 km) |
| Humlebaek to Mezdra | 1,014.18 mi (1,632.16 km) |
| Humlebaek to Momchilgrad | 1,152.78 mi (1,855.23 km) |
