| Signa to Huelva | 1,047.08 mi (1,685.12 km) |
| Signa to Huercal de Almeria | 855.81 mi (1,377.30 km) |
| Signa to Huercal-Overa | 812.93 mi (1,308.28 km) |
| Signa to Huesca | 592.89 mi (954.16 km) |
| Signa to Huetor Vega | 894.95 mi (1,440.29 km) |
| Signa to Huetor-Tajar | 914.83 mi (1,472.28 km) |
| Signa to Humanes de Madrid | 802.81 mi (1,291.99 km) |
| Signa to Ibi | 702.77 mi (1,131.00 km) |
| Signa to Ibiza | 603.41 mi (971.10 km) |
| Signa to Icod de los Vinos | 1,869.00 mi (3,007.87 km) |
| Signa to Igualada | 504.59 mi (812.06 km) |
| Signa to Illescas | 806.76 mi (1,298.35 km) |
| Signa to Inca | 506.46 mi (815.06 km) |
| Signa to Ingenio | 1,832.71 mi (2,949.46 km) |
| Signa to Irun | 645.40 mi (1,038.67 km) |
