| Hounslow to Seysses | 556.15 mi (895.04 km) |
| Hounslow to Sin-le-Noble | 169.98 mi (273.56 km) |
| Hounslow to Six-Fours-les-Plages | 646.30 mi (1,040.12 km) |
| Hounslow to Soissons | 217.35 mi (349.79 km) |
| Hounslow to Soisy-sous-Montmorency | 208.09 mi (334.89 km) |
| Hounslow to Sollies-Pont | 645.41 mi (1,038.69 km) |
| Hounslow to Somain | 176.70 mi (284.37 km) |
| Hounslow to Sorgues | 569.75 mi (916.92 km) |
| Hounslow to Sotteville-les-Rouen | 156.09 mi (251.21 km) |
| Hounslow to Soyaux | 403.42 mi (649.24 km) |
| Hounslow to Stains | 212.37 mi (341.78 km) |
| Hounslow to Stiring-Wendel | 357.98 mi (576.11 km) |
| Hounslow to Strasbourg | 411.54 mi (662.31 km) |
| Hounslow to Sucy-en-Brie | 226.25 mi (364.12 km) |
| Hounslow to Suresnes | 213.00 mi (342.79 km) |
