| Rhondda to Saint-Nazaire | 304.85 mi (490.60 km) |
| Rhondda to Saint-Omer | 253.06 mi (407.26 km) |
| Rhondda to Saint-Orens-de-Gameville | 602.75 mi (970.03 km) |
| Rhondda to Saint-Ouen | 315.17 mi (507.22 km) |
| Rhondda to Saint-Ouen-l'Aumone | 301.56 mi (485.32 km) |
| Rhondda to Saint-Paul-les-Dax | 556.08 mi (894.92 km) |
| Rhondda to Saint-Paul-Trois-Chateaux | 628.01 mi (1,010.69 km) |
| Rhondda to Saint-Philbert-de-Grand-Lieu | 326.45 mi (525.37 km) |
| Rhondda to Saint-Pierre-des-Corps | 346.02 mi (556.87 km) |
| Rhondda to Saint-Pierre-du-Mont | 550.91 mi (886.60 km) |
| Rhondda to Saint-Pierre-du-Perray | 334.00 mi (537.52 km) |
| Rhondda to Saint-Pol-sur-Mer | 251.95 mi (405.48 km) |
| Rhondda to Saint-Priest | 558.68 mi (899.10 km) |
| Rhondda to Saint-Quentin | 317.44 mi (510.87 km) |
| Rhondda to Saint-Rambert | 548.23 mi (882.29 km) |
