| Holt to Hoyo de Manzanares | 3,998.35 mi (6,434.72 km) |
| Holt to Huelva | 3,979.15 mi (6,403.82 km) |
| Holt to Huercal de Almeria | 4,202.65 mi (6,763.51 km) |
| Holt to Huercal-Overa | 4,206.62 mi (6,769.89 km) |
| Holt to Huesca | 4,097.95 mi (6,595.01 km) |
| Holt to Huetor Vega | 4,140.23 mi (6,663.06 km) |
| Holt to Huetor-Tajar | 4,116.36 mi (6,624.64 km) |
| Holt to Humanes de Madrid | 4,014.39 mi (6,460.54 km) |
| Holt to Ibi | 4,221.13 mi (6,793.25 km) |
| Holt to Ibiza | 4,300.40 mi (6,920.82 km) |
| Holt to Icod de los Vinos | 3,836.84 mi (6,174.79 km) |
| Holt to Igualada | 4,206.96 mi (6,770.45 km) |
| Holt to Illescas | 4,019.07 mi (6,468.06 km) |
| Holt to Inca | 4,334.78 mi (6,976.15 km) |
| Holt to Ingenio | 3,917.27 mi (6,304.23 km) |
