| Hounslow to Saint-Nazaire | 301.28 mi (484.86 km) |
| Hounslow to Saint-Omer | 124.65 mi (200.60 km) |
| Hounslow to Saint-Orens-de-Gameville | 554.06 mi (891.67 km) |
| Hounslow to Saint-Ouen | 213.31 mi (343.29 km) |
| Hounslow to Saint-Ouen-l'Aumone | 200.14 mi (322.10 km) |
| Hounslow to Saint-Paul-les-Dax | 535.79 mi (862.27 km) |
| Hounslow to Saint-Paul-Trois-Chateaux | 546.13 mi (878.91 km) |
| Hounslow to Saint-Philbert-de-Grand-Lieu | 311.46 mi (501.25 km) |
| Hounslow to Saint-Pierre-des-Corps | 285.94 mi (460.18 km) |
| Hounslow to Saint-Pierre-du-Mont | 524.07 mi (843.40 km) |
| Hounslow to Saint-Pierre-du-Perray | 234.69 mi (377.70 km) |
| Hounslow to Saint-Pol-sur-Mer | 121.37 mi (195.32 km) |
| Hounslow to Saint-Priest | 466.66 mi (751.02 km) |
| Hounslow to Saint-Quentin | 195.47 mi (314.57 km) |
| Hounslow to Saint-Rambert | 463.10 mi (745.29 km) |
