| Laeken to Karnobat | 1,206.29 mi (1,941.33 km) |
| Laeken to Kavarna | 1,231.14 mi (1,981.33 km) |
| Laeken to Kazanlak | 1,142.35 mi (1,838.43 km) |
| Laeken to Knezha | 1,052.60 mi (1,694.00 km) |
| Laeken to Kostinbrod | 1,046.42 mi (1,684.06 km) |
| Laeken to Kozloduy | 1,026.98 mi (1,652.77 km) |
| Laeken to Kyustendil | 1,049.09 mi (1,688.34 km) |
| Laeken to Levski | 1,100.80 mi (1,771.57 km) |
| Laeken to Lom | 1,005.15 mi (1,617.63 km) |
| Laeken to Lovech | 1,093.22 mi (1,759.37 km) |
| Laeken to Lukovit | 1,068.24 mi (1,719.17 km) |
| Laeken to Lyaskovets | 1,135.41 mi (1,827.26 km) |
| Laeken to Mezdra | 1,051.52 mi (1,692.26 km) |
| Laeken to Momchilgrad | 1,189.75 mi (1,914.72 km) |
| Laeken to Montana | 1,021.60 mi (1,644.11 km) |
