| Rhondda to Hoyo de Manzanares | 759.15 mi (1,221.73 km) |
| Rhondda to Huelva | 1,007.46 mi (1,621.35 km) |
| Rhondda to Huercal de Almeria | 1,019.06 mi (1,640.02 km) |
| Rhondda to Huercal-Overa | 986.04 mi (1,586.88 km) |
| Rhondda to Huesca | 670.19 mi (1,078.56 km) |
| Rhondda to Huetor Vega | 999.52 mi (1,608.58 km) |
| Rhondda to Huetor-Tajar | 996.88 mi (1,604.33 km) |
| Rhondda to Humanes de Madrid | 785.28 mi (1,263.79 km) |
| Rhondda to Ibi | 907.88 mi (1,461.10 km) |
| Rhondda to Ibiza | 908.58 mi (1,462.22 km) |
| Rhondda to Icod de los Vinos | 1,748.24 mi (2,813.52 km) |
| Rhondda to Igualada | 732.97 mi (1,179.60 km) |
| Rhondda to Illescas | 794.77 mi (1,279.05 km) |
| Rhondda to Inca | 876.38 mi (1,410.39 km) |
| Rhondda to Ingenio | 1,751.77 mi (2,819.19 km) |
