| Willoughby to Hoyo de Manzanares | 3,888.03 mi (6,257.18 km) |
| Willoughby to Huelva | 3,857.68 mi (6,208.33 km) |
| Willoughby to Huercal de Almeria | 4,085.25 mi (6,574.58 km) |
| Willoughby to Huercal-Overa | 4,090.88 mi (6,583.63 km) |
| Willoughby to Huesca | 3,995.02 mi (6,429.36 km) |
| Willoughby to Huetor Vega | 4,022.17 mi (6,473.06 km) |
| Willoughby to Huetor-Tajar | 3,997.88 mi (6,433.96 km) |
| Willoughby to Humanes de Madrid | 3,903.22 mi (6,281.62 km) |
| Willoughby to Ibi | 4,109.70 mi (6,613.92 km) |
| Willoughby to Ibiza | 4,191.88 mi (6,746.18 km) |
| Willoughby to Icod de los Vinos | 3,688.15 mi (5,935.51 km) |
| Willoughby to Igualada | 4,104.92 mi (6,606.23 km) |
| Willoughby to Illescas | 3,907.56 mi (6,288.60 km) |
| Willoughby to Inca | 4,229.81 mi (6,807.23 km) |
| Willoughby to Ingenio | 3,769.09 mi (6,065.76 km) |
