| Bilzen to Karnobat | 1,158.52 mi (1,864.46 km) |
| Bilzen to Kavarna | 1,182.29 mi (1,902.72 km) |
| Bilzen to Kazanlak | 1,095.35 mi (1,762.80 km) |
| Bilzen to Knezha | 1,005.46 mi (1,618.13 km) |
| Bilzen to Kostinbrod | 1,000.54 mi (1,610.21 km) |
| Bilzen to Kozloduy | 979.74 mi (1,576.74 km) |
| Bilzen to Kyustendil | 1,004.21 mi (1,616.12 km) |
| Bilzen to Levski | 1,053.25 mi (1,695.04 km) |
| Bilzen to Lom | 958.13 mi (1,541.97 km) |
| Bilzen to Lovech | 1,046.10 mi (1,683.54 km) |
| Bilzen to Lukovit | 1,021.36 mi (1,643.71 km) |
| Bilzen to Lyaskovets | 1,087.82 mi (1,750.68 km) |
| Bilzen to Mezdra | 1,004.96 mi (1,617.33 km) |
| Bilzen to Momchilgrad | 1,143.78 mi (1,840.74 km) |
| Bilzen to Montana | 975.05 mi (1,569.20 km) |
