| Rhondda to Imola | 858.42 mi (1,381.50 km) |
| Rhondda to Impruneta | 872.73 mi (1,404.53 km) |
| Rhondda to Induno Olona | 684.43 mi (1,101.48 km) |
| Rhondda to Inverigo | 703.77 mi (1,132.60 km) |
| Rhondda to Inveruno | 700.06 mi (1,126.64 km) |
| Rhondda to Inzago | 722.52 mi (1,162.78 km) |
| Rhondda to Iseo | 738.30 mi (1,188.18 km) |
| Rhondda to Isernia | 1,081.81 mi (1,741.00 km) |
| Rhondda to Isola Capo Rizzuto | 1,318.05 mi (2,121.20 km) |
| Rhondda to Isola del Liri | 1,054.11 mi (1,696.42 km) |
| Rhondda to Isola della Scala | 791.31 mi (1,273.49 km) |
| Rhondda to Isola Vicentina | 792.72 mi (1,275.76 km) |
| Rhondda to Ispica | 1,361.04 mi (2,190.38 km) |
| Rhondda to Istrana | 815.99 mi (1,313.21 km) |
| Rhondda to Itri | 1,072.70 mi (1,726.35 km) |
