| Bethune to Karlovo | 1,178.94 mi (1,897.31 km) |
| Bethune to Karnobat | 1,270.51 mi (2,044.69 km) |
| Bethune to Kavarna | 1,298.32 mi (2,089.44 km) |
| Bethune to Kazanlak | 1,204.69 mi (1,938.75 km) |
| Bethune to Knezha | 1,115.43 mi (1,795.12 km) |
| Bethune to Kostinbrod | 1,106.29 mi (1,780.41 km) |
| Bethune to Kozloduy | 1,090.09 mi (1,754.34 km) |
| Bethune to Kyustendil | 1,106.70 mi (1,781.06 km) |
| Bethune to Levski | 1,164.58 mi (1,874.21 km) |
| Bethune to Lom | 1,067.73 mi (1,718.35 km) |
| Bethune to Lovech | 1,155.94 mi (1,860.31 km) |
| Bethune to Lukovit | 1,130.42 mi (1,819.24 km) |
| Bethune to Lyaskovets | 1,199.24 mi (1,929.99 km) |
| Bethune to Mezdra | 1,112.95 mi (1,791.13 km) |
| Bethune to Momchilgrad | 1,249.60 mi (2,011.04 km) |
