| Rhondda to Santa Rosa (California) | 5,220.24 mi (8,401.17 km) |
| Rhondda to Santaquin (Utah) | 4,787.93 mi (7,705.42 km) |
| Rhondda to Santee (California) | 5,353.64 mi (8,615.85 km) |
| Rhondda to Sapulpa (Oklahoma) | 4,426.53 mi (7,123.82 km) |
| Rhondda to Saraland (Alabama) | 4,364.66 mi (7,024.25 km) |
| Rhondda to Sarasota (Florida) | 4,308.06 mi (6,933.16 km) |
| Rhondda to Sarasota Springs (Florida) | 4,306.67 mi (6,930.91 km) |
| Rhondda to Saratoga (California) | 5,266.83 mi (8,476.15 km) |
| Rhondda to Saratoga Springs (New York) | 3,216.22 mi (5,176.00 km) |
| Rhondda to Saratoga Springs (Utah) | 4,771.89 mi (7,679.61 km) |
| Rhondda to Sartell (Minnesota) | 3,893.29 mi (6,265.64 km) |
| Rhondda to Satellite Beach (Florida) | 4,184.07 mi (6,733.60 km) |
| Rhondda to Sauk Rapids (Minnesota) | 3,891.83 mi (6,263.30 km) |
| Rhondda to Sault Ste. Marie (Michigan) | 3,491.45 mi (5,618.94 km) |
| Rhondda to Savage (Minnesota) | 3,901.98 mi (6,279.63 km) |
