| Mainz to Huelva | 1,158.82 mi (1,864.94 km) |
| Mainz to Huercal de Almeria | 1,049.96 mi (1,689.75 km) |
| Mainz to Huercal-Overa | 1,006.68 mi (1,620.09 km) |
| Mainz to Huesca | 682.78 mi (1,098.83 km) |
| Mainz to Huetor Vega | 1,063.54 mi (1,711.61 km) |
| Mainz to Huetor-Tajar | 1,074.19 mi (1,728.75 km) |
| Mainz to Humanes de Madrid | 891.96 mi (1,435.47 km) |
| Mainz to Ibi | 896.76 mi (1,443.20 km) |
| Mainz to Ibiza | 835.26 mi (1,344.23 km) |
| Mainz to Icod de los Vinos | 1,986.80 mi (3,197.45 km) |
| Mainz to Igualada | 662.36 mi (1,065.96 km) |
| Mainz to Illescas | 899.71 mi (1,447.95 km) |
| Mainz to Inca | 755.71 mi (1,216.21 km) |
| Mainz to Ingenio | 1,968.76 mi (3,168.41 km) |
| Mainz to Irun | 660.89 mi (1,063.60 km) |
