| Humanes de Madrid to Idar-Oberstein | 848.69 mi (1,365.84 km) |
| Humanes de Madrid to Idstein | 903.72 mi (1,454.40 km) |
| Humanes de Madrid to Illertissen | 879.13 mi (1,414.82 km) |
| Humanes de Madrid to Illingen | 823.93 mi (1,325.99 km) |
| Humanes de Madrid to Ilmenau | 1,011.29 mi (1,627.52 km) |
| Humanes de Madrid to Ilsede | 1,062.39 mi (1,709.76 km) |
| Humanes de Madrid to Ilsenburg | 1,058.04 mi (1,702.75 km) |
| Humanes de Madrid to Ilsfeld | 882.31 mi (1,419.95 km) |
| Humanes de Madrid to Ilvesheim | 877.67 mi (1,412.48 km) |
| Humanes de Madrid to Immenstadt im Allgau | 860.42 mi (1,384.72 km) |
| Humanes de Madrid to Ingelheim | 884.89 mi (1,424.09 km) |
| Humanes de Madrid to Ingolstadt | 951.21 mi (1,530.83 km) |
| Humanes de Madrid to Iserlohn | 945.05 mi (1,520.90 km) |
| Humanes de Madrid to Isernhagen-Sud | 1,061.29 mi (1,707.98 km) |
| Humanes de Madrid to Ismaning | 941.66 mi (1,515.45 km) |
