| Langenfeld to Kamen | 45.05 mi (72.50 km) |
| Langenfeld to Kamenz | 309.66 mi (498.35 km) |
| Langenfeld to Kamp-Lintfort | 32.02 mi (51.53 km) |
| Langenfeld to Kandel | 151.02 mi (243.04 km) |
| Langenfeld to Kappeln | 274.58 mi (441.90 km) |
| Langenfeld to Karben | 100.36 mi (161.51 km) |
| Langenfeld to Karlsdorf-Neuthard | 153.96 mi (247.77 km) |
| Langenfeld to Karlsfeld | 284.41 mi (457.71 km) |
| Langenfeld to Karlsruhe | 159.25 mi (256.29 km) |
| Langenfeld to Kassel | 111.12 mi (178.83 km) |
| Langenfeld to Kaufbeuren | 277.72 mi (446.95 km) |
| Langenfeld to Kaufering | 273.69 mi (440.46 km) |
| Langenfeld to Kaufungen | 116.09 mi (186.83 km) |
| Langenfeld to Kehl | 180.37 mi (290.27 km) |
| Langenfeld to Kelheim | 265.91 mi (427.94 km) |
