| Sierning to Huelva | 1,305.83 mi (2,101.54 km) |
| Sierning to Huercal de Almeria | 1,145.66 mi (1,843.77 km) |
| Sierning to Huercal-Overa | 1,101.60 mi (1,772.85 km) |
| Sierning to Huesca | 824.39 mi (1,326.72 km) |
| Sierning to Huetor Vega | 1,175.34 mi (1,891.53 km) |
| Sierning to Huetor-Tajar | 1,191.80 mi (1,918.01 km) |
| Sierning to Humanes de Madrid | 1,044.16 mi (1,680.41 km) |
| Sierning to Ibi | 988.36 mi (1,590.61 km) |
| Sierning to Ibiza | 900.66 mi (1,449.47 km) |
| Sierning to Icod de los Vinos | 2,140.02 mi (3,444.03 km) |
| Sierning to Igualada | 764.11 mi (1,229.71 km) |
| Sierning to Illescas | 1,050.13 mi (1,690.02 km) |
| Sierning to Inca | 806.47 mi (1,297.88 km) |
| Sierning to Ingenio | 2,111.20 mi (3,397.64 km) |
| Sierning to Irun | 840.25 mi (1,352.25 km) |
