| Sigmaringen to Huelva | 1,107.23 mi (1,781.91 km) |
| Sigmaringen to Huercal de Almeria | 973.16 mi (1,566.15 km) |
| Sigmaringen to Huercal-Overa | 929.14 mi (1,495.30 km) |
| Sigmaringen to Huesca | 623.53 mi (1,003.48 km) |
| Sigmaringen to Huetor Vega | 994.03 mi (1,599.73 km) |
| Sigmaringen to Huetor-Tajar | 1,007.46 mi (1,621.34 km) |
| Sigmaringen to Humanes de Madrid | 841.08 mi (1,353.59 km) |
| Sigmaringen to Ibi | 816.61 mi (1,314.20 km) |
| Sigmaringen to Ibiza | 743.63 mi (1,196.76 km) |
| Sigmaringen to Icod de los Vinos | 1,941.48 mi (3,124.50 km) |
| Sigmaringen to Igualada | 582.96 mi (938.18 km) |
| Sigmaringen to Illescas | 847.94 mi (1,364.63 km) |
| Sigmaringen to Inca | 657.34 mi (1,057.88 km) |
| Sigmaringen to Ingenio | 1,917.92 mi (3,086.59 km) |
| Sigmaringen to Irun | 623.26 mi (1,003.04 km) |
