| Rhondda to Saint-Lo | 200.92 mi (323.36 km) |
| Rhondda to Saint-Loubes | 482.72 mi (776.86 km) |
| Rhondda to Saint-Louis | 564.35 mi (908.24 km) |
| Rhondda to Saint-Lys | 599.06 mi (964.09 km) |
| Rhondda to Saint-Malo | 214.18 mi (344.70 km) |
| Rhondda to Saint-Mande | 321.20 mi (516.91 km) |
| Rhondda to Saint-Martin-Boulogne | 227.19 mi (365.62 km) |
| Rhondda to Saint-Martin-d'Heres | 612.30 mi (985.41 km) |
| Rhondda to Saint-Martin-de-Crau | 670.33 mi (1,078.80 km) |
| Rhondda to Saint-Maur-des-Fosses | 325.92 mi (524.52 km) |
| Rhondda to Saint-Maurice | 322.80 mi (519.50 km) |
| Rhondda to Saint-Max | 470.74 mi (757.58 km) |
| Rhondda to Saint-Maximin-la-Sainte-Baume | 709.77 mi (1,142.26 km) |
| Rhondda to Saint-Medard-en-Jalles | 480.52 mi (773.33 km) |
| Rhondda to Saint-Michel-sur-Orge | 326.48 mi (525.42 km) |
