| Katy to Hoyo de Manzanares | 5,007.59 mi (8,058.93 km) |
| Katy to Huelva | 4,953.26 mi (7,971.50 km) |
| Katy to Huercal de Almeria | 5,189.46 mi (8,351.62 km) |
| Katy to Huercal-Overa | 5,198.78 mi (8,366.63 km) |
| Katy to Huesca | 5,125.70 mi (8,249.03 km) |
| Katy to Huetor Vega | 5,125.18 mi (8,248.17 km) |
| Katy to Huetor-Tajar | 5,100.02 mi (8,207.68 km) |
| Katy to Humanes de Madrid | 5,021.16 mi (8,080.78 km) |
| Katy to Ibi | 5,226.31 mi (8,410.93 km) |
| Katy to Ibiza | 5,313.42 mi (8,551.12 km) |
| Katy to Icod de los Vinos | 4,675.78 mi (7,524.95 km) |
| Katy to Igualada | 5,236.49 mi (8,427.32 km) |
| Katy to Illescas | 5,024.86 mi (8,086.73 km) |
| Katy to Inca | 5,356.94 mi (8,621.15 km) |
| Katy to Ingenio | 4,758.44 mi (7,657.97 km) |
