| Harwich to Hoyo de Manzanares | 818.07 mi (1,316.56 km) |
| Harwich to Huelva | 1,090.46 mi (1,754.93 km) |
| Harwich to Huercal de Almeria | 1,055.45 mi (1,698.59 km) |
| Harwich to Huercal-Overa | 1,017.32 mi (1,637.21 km) |
| Harwich to Huesca | 681.73 mi (1,097.14 km) |
| Harwich to Huetor Vega | 1,048.24 mi (1,686.97 km) |
| Harwich to Huetor-Tajar | 1,050.71 mi (1,690.96 km) |
| Harwich to Humanes de Madrid | 842.58 mi (1,356.01 km) |
| Harwich to Ibi | 923.68 mi (1,486.52 km) |
| Harwich to Ibiza | 899.98 mi (1,448.38 km) |
| Harwich to Icod de los Vinos | 1,874.14 mi (3,016.13 km) |
| Harwich to Igualada | 715.49 mi (1,151.47 km) |
| Harwich to Illescas | 851.82 mi (1,370.87 km) |
| Harwich to Inca | 847.81 mi (1,364.41 km) |
| Harwich to Ingenio | 1,870.09 mi (3,009.61 km) |
