| San Fernando de Henares to Idar-Oberstein | 830.05 mi (1,335.84 km) |
| San Fernando de Henares to Idstein | 885.04 mi (1,424.34 km) |
| San Fernando de Henares to Illertissen | 859.78 mi (1,383.69 km) |
| San Fernando de Henares to Illingen | 805.24 mi (1,295.91 km) |
| San Fernando de Henares to Ilmenau | 992.33 mi (1,597.00 km) |
| San Fernando de Henares to Ilsede | 1,043.96 mi (1,680.08 km) |
| San Fernando de Henares to Ilsenburg | 1,039.41 mi (1,672.76 km) |
| San Fernando de Henares to Ilsfeld | 863.18 mi (1,389.16 km) |
| San Fernando de Henares to Ilvesheim | 858.73 mi (1,382.00 km) |
| San Fernando de Henares to Immenstadt im Allgau | 841.01 mi (1,353.47 km) |
| San Fernando de Henares to Ingelheim | 866.18 mi (1,393.98 km) |
| San Fernando de Henares to Ingolstadt | 931.86 mi (1,499.69 km) |
| San Fernando de Henares to Iserlohn | 926.87 mi (1,491.65 km) |
| San Fernando de Henares to Isernhagen-Sud | 1,042.96 mi (1,678.49 km) |
| San Fernando de Henares to Ismaning | 922.25 mi (1,484.21 km) |
