| Kaiserslautern to Kobarid | 348.24 mi (560.44 km) |
| Kaiserslautern to Kobilje | 441.30 mi (710.20 km) |
| Kaiserslautern to Kocevje | 422.02 mi (679.17 km) |
| Kaiserslautern to Komen | 374.55 mi (602.77 km) |
| Kaiserslautern to Komenda | 385.33 mi (620.13 km) |
| Kaiserslautern to Koper | 386.99 mi (622.80 km) |
| Kaiserslautern to Kostanjevica na Krki | 434.20 mi (698.77 km) |
| Kaiserslautern to Kostel | 429.99 mi (692.00 km) |
| Kaiserslautern to Kozje | 429.97 mi (691.97 km) |
| Kaiserslautern to Kranj | 377.74 mi (607.92 km) |
| Kaiserslautern to Kranjska Gora | 345.26 mi (555.65 km) |
| Kaiserslautern to Krizevci | 434.86 mi (699.83 km) |
| Kaiserslautern to Krsko | 432.10 mi (695.39 km) |
| Kaiserslautern to Kuzma | 423.39 mi (681.37 km) |
| Kaiserslautern to Lasko | 414.20 mi (666.59 km) |
