| Northolt to Kamen | 344.93 mi (555.11 km) |
| Northolt to Kamenz | 622.93 mi (1,002.51 km) |
| Northolt to Kamp-Lintfort | 296.68 mi (477.46 km) |
| Northolt to Kandel | 414.32 mi (666.79 km) |
| Northolt to Kappeln | 477.81 mi (768.96 km) |
| Northolt to Karben | 408.22 mi (656.96 km) |
| Northolt to Karlsdorf-Neuthard | 426.53 mi (686.44 km) |
| Northolt to Karlsfeld | 574.17 mi (924.03 km) |
| Northolt to Karlsruhe | 424.88 mi (683.78 km) |
| Northolt to Kassel | 425.05 mi (684.05 km) |
| Northolt to Kaufbeuren | 551.83 mi (888.08 km) |
| Northolt to Kaufering | 555.07 mi (893.30 km) |
| Northolt to Kaufungen | 430.49 mi (692.81 km) |
| Northolt to Kehl | 417.12 mi (671.29 km) |
| Northolt to Kelheim | 569.73 mi (916.89 km) |
