| Rhondda to Suhut | 1,864.12 mi (3,000.00 km) |
| Rhondda to Sulakyurt | 1,927.11 mi (3,101.39 km) |
| Rhondda to Sultanbeyli | 1,706.05 mi (2,745.62 km) |
| Rhondda to Sultandagi | 1,892.48 mi (3,045.66 km) |
| Rhondda to Sultanhani | 2,001.44 mi (3,221.01 km) |
| Rhondda to Sultanhisar | 1,795.53 mi (2,889.62 km) |
| Rhondda to Suluova | 1,981.73 mi (3,189.29 km) |
| Rhondda to Sumbas | 2,141.26 mi (3,446.03 km) |
| Rhondda to Sungurlu | 1,954.90 mi (3,146.11 km) |
| Rhondda to Surmene | 2,169.34 mi (3,491.22 km) |
| Rhondda to Suruc | 2,262.93 mi (3,641.83 km) |
| Rhondda to Susehri | 2,112.93 mi (3,400.43 km) |
| Rhondda to Susurluk | 1,704.82 mi (2,743.65 km) |
| Rhondda to Susuz | 2,304.28 mi (3,708.39 km) |
| Rhondda to Sutculer | 1,928.89 mi (3,104.24 km) |
