| Boekel to Karlovo | 1,086.86 mi (1,749.14 km) |
| Boekel to Karnobat | 1,171.73 mi (1,885.72 km) |
| Boekel to Kavarna | 1,191.86 mi (1,918.11 km) |
| Boekel to Kazanlak | 1,110.81 mi (1,787.68 km) |
| Boekel to Knezha | 1,020.65 mi (1,642.58 km) |
| Boekel to Kostinbrod | 1,018.83 mi (1,639.64 km) |
| Boekel to Kozloduy | 994.70 mi (1,600.82 km) |
| Boekel to Kyustendil | 1,024.65 mi (1,649.01 km) |
| Boekel to Levski | 1,067.24 mi (1,717.56 km) |
| Boekel to Lom | 973.75 mi (1,567.09 km) |
| Boekel to Lovech | 1,061.29 mi (1,707.98 km) |
| Boekel to Lukovit | 1,037.20 mi (1,669.21 km) |
| Boekel to Lyaskovets | 1,101.65 mi (1,772.94 km) |
| Boekel to Mezdra | 1,021.65 mi (1,644.19 km) |
| Boekel to Momchilgrad | 1,161.67 mi (1,869.53 km) |
