| Swansea to Hoyo de Manzanares | 4,387.49 mi (7,060.98 km) |
| Swansea to Huelva | 4,358.60 mi (7,014.48 km) |
| Swansea to Huercal de Almeria | 4,586.05 mi (7,380.53 km) |
| Swansea to Huercal-Overa | 4,591.49 mi (7,389.28 km) |
| Swansea to Huesca | 4,491.82 mi (7,228.89 km) |
| Swansea to Huetor Vega | 4,523.02 mi (7,279.09 km) |
| Swansea to Huetor-Tajar | 4,498.75 mi (7,240.04 km) |
| Swansea to Humanes de Madrid | 4,402.91 mi (7,085.80 km) |
| Swansea to Ibi | 4,609.48 mi (7,418.24 km) |
| Swansea to Ibiza | 4,690.85 mi (7,549.20 km) |
| Swansea to Icod de los Vinos | 4,173.54 mi (6,716.66 km) |
| Swansea to Igualada | 4,601.34 mi (7,405.14 km) |
| Swansea to Illescas | 4,407.33 mi (7,092.91 km) |
| Swansea to Inca | 4,727.52 mi (7,608.21 km) |
| Swansea to Ingenio | 4,255.05 mi (6,847.84 km) |
