| Rhondda to Racale | 1,304.03 mi (2,098.63 km) |
| Rhondda to Racconigi | 695.31 mi (1,118.99 km) |
| Rhondda to Raffadali | 1,282.67 mi (2,064.25 km) |
| Rhondda to Ragusa | 1,347.63 mi (2,168.80 km) |
| Rhondda to Ramacca | 1,320.95 mi (2,125.87 km) |
| Rhondda to Randazzo | 1,301.43 mi (2,094.46 km) |
| Rhondda to Rapallo | 769.03 mi (1,237.64 km) |
| Rhondda to Ravanusa | 1,304.11 mi (2,098.75 km) |
| Rhondda to Ravenna | 873.83 mi (1,406.29 km) |
| Rhondda to Recanati | 970.53 mi (1,561.92 km) |
| Rhondda to Recco | 765.32 mi (1,231.66 km) |
| Rhondda to Reggello | 882.95 mi (1,420.97 km) |
| Rhondda to Reggio di Calabria | 1,312.27 mi (2,111.89 km) |
| Rhondda to Reggio Emilia | 802.59 mi (1,291.64 km) |
| Rhondda to Reggiolo | 799.56 mi (1,286.76 km) |
