| Bletchley to Karlovo | 1,349.50 mi (2,171.81 km) |
| Bletchley to Karnobat | 1,438.42 mi (2,314.92 km) |
| Bletchley to Kavarna | 1,462.31 mi (2,353.36 km) |
| Bletchley to Kazanlak | 1,374.60 mi (2,212.20 km) |
| Bletchley to Knezha | 1,284.86 mi (2,067.78 km) |
| Bletchley to Kostinbrod | 1,278.33 mi (2,057.28 km) |
| Bletchley to Kozloduy | 1,259.23 mi (2,026.54 km) |
| Bletchley to Kyustendil | 1,280.30 mi (2,060.44 km) |
| Bletchley to Levski | 1,333.00 mi (2,145.26 km) |
| Bletchley to Lom | 1,237.40 mi (1,991.41 km) |
| Bletchley to Lovech | 1,325.48 mi (2,133.15 km) |
| Bletchley to Lukovit | 1,300.48 mi (2,092.93 km) |
| Bletchley to Lyaskovets | 1,367.60 mi (2,200.95 km) |
| Bletchley to Mezdra | 1,283.70 mi (2,065.92 km) |
| Bletchley to Momchilgrad | 1,421.68 mi (2,287.98 km) |
