| Westerkappeln to Karlovo | 1,030.57 mi (1,658.54 km) |
| Westerkappeln to Karnobat | 1,109.38 mi (1,785.38 km) |
| Westerkappeln to Kavarna | 1,123.13 mi (1,807.51 km) |
| Westerkappeln to Kazanlak | 1,052.87 mi (1,694.43 km) |
| Westerkappeln to Knezha | 962.73 mi (1,549.37 km) |
| Westerkappeln to Kostinbrod | 966.88 mi (1,556.04 km) |
| Westerkappeln to Kozloduy | 936.52 mi (1,507.19 km) |
| Westerkappeln to Kyustendil | 977.00 mi (1,572.33 km) |
| Westerkappeln to Levski | 1,006.82 mi (1,620.33 km) |
| Westerkappeln to Lom | 916.94 mi (1,475.67 km) |
| Westerkappeln to Lovech | 1,003.11 mi (1,614.36 km) |
| Westerkappeln to Lukovit | 980.41 mi (1,577.81 km) |
| Westerkappeln to Lyaskovets | 1,040.76 mi (1,674.95 km) |
| Westerkappeln to Mezdra | 966.56 mi (1,555.53 km) |
| Westerkappeln to Momchilgrad | 1,108.11 mi (1,783.32 km) |
