| Chalfont Saint Peter to Karlovo | 1,334.06 mi (2,146.97 km) |
| Chalfont Saint Peter to Karnobat | 1,424.11 mi (2,291.89 km) |
| Chalfont Saint Peter to Kavarna | 1,449.44 mi (2,332.65 km) |
| Chalfont Saint Peter to Kazanlak | 1,359.45 mi (2,187.82 km) |
| Chalfont Saint Peter to Knezha | 1,269.90 mi (2,043.70 km) |
| Chalfont Saint Peter to Kostinbrod | 1,262.20 mi (2,031.31 km) |
| Chalfont Saint Peter to Kozloduy | 1,244.38 mi (2,002.64 km) |
| Chalfont Saint Peter to Kyustendil | 1,263.35 mi (2,033.16 km) |
| Chalfont Saint Peter to Levski | 1,318.46 mi (2,121.86 km) |
| Chalfont Saint Peter to Lom | 1,222.33 mi (1,967.15 km) |
| Chalfont Saint Peter to Lovech | 1,310.48 mi (2,109.02 km) |
| Chalfont Saint Peter to Lukovit | 1,285.26 mi (2,068.42 km) |
| Chalfont Saint Peter to Lyaskovets | 1,353.10 mi (2,177.60 km) |
| Chalfont Saint Peter to Mezdra | 1,268.17 mi (2,040.92 km) |
| Chalfont Saint Peter to Momchilgrad | 1,405.55 mi (2,262.01 km) |
