| Istrana to Isny im Allgau | 169.69 mi (273.09 km) |
| Istrana to Isselburg | 496.03 mi (798.29 km) |
| Istrana to Issum | 480.22 mi (772.84 km) |
| Istrana to Itzehoe | 580.88 mi (934.84 km) |
| Istrana to Jena | 363.08 mi (584.33 km) |
| Istrana to Jever | 576.44 mi (927.70 km) |
| Istrana to Jork | 553.07 mi (890.08 km) |
| Istrana to Juchen | 453.69 mi (730.14 km) |
| Istrana to Julich | 447.66 mi (720.44 km) |
| Istrana to Juterbog | 438.21 mi (705.22 km) |
| Istrana to Kaarst | 457.22 mi (735.83 km) |
| Istrana to Kaiserslautern | 328.99 mi (529.46 km) |
| Istrana to Kalkar | 494.78 mi (796.28 km) |
| Istrana to Kall | 422.36 mi (679.72 km) |
| Istrana to Kaltenkirchen | 571.52 mi (919.77 km) |
