| Northolt to Kelkheim (Taunus) | 396.65 mi (638.34 km) |
| Northolt to Kelsterbach | 401.70 mi (646.47 km) |
| Northolt to Kemberg | 556.77 mi (896.03 km) |
| Northolt to Kempen | 292.46 mi (470.68 km) |
| Northolt to Kempten | 545.20 mi (877.42 km) |
| Northolt to Kenzingen | 429.84 mi (691.76 km) |
| Northolt to Kerpen | 309.27 mi (497.72 km) |
| Northolt to Ketsch | 419.31 mi (674.82 km) |
| Northolt to Kevelaer | 284.24 mi (457.45 km) |
| Northolt to Kiel | 477.25 mi (768.06 km) |
| Northolt to Kierspe | 343.59 mi (552.95 km) |
| Northolt to Kirchhain | 405.09 mi (651.93 km) |
| Northolt to Kirchheim bei Munchen | 587.22 mi (945.04 km) |
| Northolt to Kirchheim unter Teck | 478.64 mi (770.30 km) |
| Northolt to Kirchhundem | 366.09 mi (589.17 km) |
