| Portales to Isny im Allgau | 5,444.33 mi (8,761.80 km) |
| Portales to Isselburg | 5,143.23 mi (8,277.23 km) |
| Portales to Issum | 5,153.73 mi (8,294.12 km) |
| Portales to Itzehoe | 5,158.04 mi (8,301.06 km) |
| Portales to Jena | 5,355.75 mi (8,619.25 km) |
| Portales to Jever | 5,120.15 mi (8,240.08 km) |
| Portales to Jork | 5,179.94 mi (8,336.31 km) |
| Portales to Juchen | 5,174.32 mi (8,327.26 km) |
| Portales to Julich | 5,176.60 mi (8,330.94 km) |
| Portales to Juterbog | 5,357.06 mi (8,621.35 km) |
| Portales to Kaarst | 5,173.60 mi (8,326.11 km) |
| Portales to Kaiserslautern | 5,287.77 mi (8,509.85 km) |
| Portales to Kalkar | 5,141.04 mi (8,273.71 km) |
| Portales to Kall | 5,198.60 mi (8,366.34 km) |
| Portales to Kaltenkirchen | 5,175.92 mi (8,329.84 km) |
