| Alton to Seysses | 539.37 mi (868.04 km) |
| Alton to Sin-le-Noble | 186.82 mi (300.66 km) |
| Alton to Six-Fours-les-Plages | 640.75 mi (1,031.18 km) |
| Alton to Soissons | 225.78 mi (363.35 km) |
| Alton to Soisy-sous-Montmorency | 208.36 mi (335.32 km) |
| Alton to Sollies-Pont | 640.53 mi (1,030.83 km) |
| Alton to Somain | 193.94 mi (312.12 km) |
| Alton to Sorgues | 563.31 mi (906.57 km) |
| Alton to Sotteville-les-Rouen | 150.96 mi (242.94 km) |
| Alton to Soyaux | 384.45 mi (618.71 km) |
| Alton to Stains | 212.86 mi (342.56 km) |
| Alton to Stiring-Wendel | 374.65 mi (602.95 km) |
| Alton to Strasbourg | 426.68 mi (686.67 km) |
| Alton to Sucy-en-Brie | 226.32 mi (364.22 km) |
| Alton to Suresnes | 212.00 mi (341.19 km) |
