| Swindon to Hoyo de Manzanares | 761.57 mi (1,225.63 km) |
| Swindon to Huelva | 1,020.47 mi (1,642.29 km) |
| Swindon to Huercal de Almeria | 1,014.57 mi (1,632.79 km) |
| Swindon to Huercal-Overa | 979.54 mi (1,576.42 km) |
| Swindon to Huesca | 654.47 mi (1,053.27 km) |
| Swindon to Huetor Vega | 999.46 mi (1,608.47 km) |
| Swindon to Huetor-Tajar | 998.71 mi (1,607.27 km) |
| Swindon to Humanes de Madrid | 787.27 mi (1,266.99 km) |
| Swindon to Ibi | 895.47 mi (1,441.11 km) |
| Swindon to Ibiza | 887.75 mi (1,428.69 km) |
| Swindon to Icod de los Vinos | 1,779.86 mi (2,864.41 km) |
| Swindon to Igualada | 707.92 mi (1,139.29 km) |
| Swindon to Illescas | 796.72 mi (1,282.20 km) |
| Swindon to Inca | 848.71 mi (1,365.87 km) |
| Swindon to Ingenio | 1,780.30 mi (2,865.12 km) |
