| London Colney to Hoyo de Manzanares | 785.12 mi (1,263.52 km) |
| London Colney to Huelva | 1,051.45 mi (1,692.14 km) |
| London Colney to Huercal de Almeria | 1,030.82 mi (1,658.95 km) |
| London Colney to Huercal-Overa | 994.18 mi (1,599.97 km) |
| London Colney to Huesca | 662.81 mi (1,066.70 km) |
| London Colney to Huetor Vega | 1,019.65 mi (1,640.96 km) |
| London Colney to Huetor-Tajar | 1,020.52 mi (1,642.37 km) |
| London Colney to Humanes de Madrid | 810.28 mi (1,304.02 km) |
| London Colney to Ibi | 905.14 mi (1,456.68 km) |
| London Colney to Ibiza | 889.50 mi (1,431.51 km) |
| London Colney to Icod de los Vinos | 1,823.80 mi (2,935.12 km) |
| London Colney to Igualada | 706.75 mi (1,137.41 km) |
| London Colney to Illescas | 819.65 mi (1,319.10 km) |
| London Colney to Inca | 843.93 mi (1,358.17 km) |
| London Colney to Ingenio | 1,821.95 mi (2,932.14 km) |
