| Hounslow to Isny im Allgau | 533.81 mi (859.09 km) |
| Hounslow to Isselburg | 294.28 mi (473.60 km) |
| Hounslow to Issum | 292.34 mi (470.47 km) |
| Hounslow to Itzehoe | 447.18 mi (719.66 km) |
| Hounslow to Jena | 518.64 mi (834.67 km) |
| Hounslow to Jever | 376.89 mi (606.54 km) |
| Hounslow to Jork | 446.01 mi (717.78 km) |
| Hounslow to Juchen | 298.14 mi (479.81 km) |
| Hounslow to Julich | 293.86 mi (472.92 km) |
| Hounslow to Juterbog | 575.81 mi (926.68 km) |
| Hounslow to Kaarst | 302.15 mi (486.26 km) |
| Hounslow to Kaiserslautern | 384.27 mi (618.42 km) |
| Hounslow to Kalkar | 286.65 mi (461.32 km) |
| Hounslow to Kall | 307.52 mi (494.90 km) |
| Hounslow to Kaltenkirchen | 462.66 mi (744.58 km) |
