| Viareggio to Huelva | 1,009.35 mi (1,624.39 km) |
| Viareggio to Huercal de Almeria | 822.23 mi (1,323.26 km) |
| Viareggio to Huercal-Overa | 779.03 mi (1,253.72 km) |
| Viareggio to Huesca | 551.76 mi (887.97 km) |
| Viareggio to Huetor Vega | 859.80 mi (1,383.72 km) |
| Viareggio to Huetor-Tajar | 879.19 mi (1,414.92 km) |
| Viareggio to Humanes de Madrid | 762.96 mi (1,227.86 km) |
| Viareggio to Ibi | 668.01 mi (1,075.05 km) |
| Viareggio to Ibiza | 570.68 mi (918.43 km) |
| Viareggio to Icod de los Vinos | 1,833.55 mi (2,950.81 km) |
| Viareggio to Igualada | 465.35 mi (748.92 km) |
| Viareggio to Illescas | 767.08 mi (1,234.50 km) |
| Viareggio to Inca | 473.99 mi (762.82 km) |
| Viareggio to Ingenio | 1,798.29 mi (2,894.06 km) |
| Viareggio to Irun | 602.95 mi (970.35 km) |
