| Welling to Hoyo de Manzanares | 771.83 mi (1,242.14 km) |
| Welling to Huelva | 1,040.69 mi (1,674.82 km) |
| Welling to Huercal de Almeria | 1,014.80 mi (1,633.17 km) |
| Welling to Huercal-Overa | 977.67 mi (1,573.41 km) |
| Welling to Huesca | 644.85 mi (1,037.78 km) |
| Welling to Huetor Vega | 1,004.92 mi (1,617.27 km) |
| Welling to Huetor-Tajar | 1,006.35 mi (1,619.57 km) |
| Welling to Humanes de Madrid | 796.77 mi (1,282.27 km) |
| Welling to Ibi | 887.24 mi (1,427.87 km) |
| Welling to Ibiza | 869.51 mi (1,399.34 km) |
| Welling to Icod de los Vinos | 1,818.58 mi (2,926.72 km) |
| Welling to Igualada | 686.23 mi (1,104.39 km) |
| Welling to Illescas | 806.09 mi (1,297.28 km) |
| Welling to Inca | 822.45 mi (1,323.61 km) |
| Welling to Ingenio | 1,815.56 mi (2,921.87 km) |
