| Saint-Gilles to Somma Lombardo | 251.31 mi (404.44 km) |
| Saint-Gilles to Somma Vesuviana | 546.58 mi (879.64 km) |
| Saint-Gilles to Sommacampagna | 337.65 mi (543.40 km) |
| Saint-Gilles to Sona | 337.62 mi (543.34 km) |
| Saint-Gilles to Sondrio | 316.81 mi (509.86 km) |
| Saint-Gilles to Sora | 485.43 mi (781.22 km) |
| Saint-Gilles to Sorbolo | 308.42 mi (496.36 km) |
| Saint-Gilles to Soresina | 289.57 mi (466.02 km) |
| Saint-Gilles to Sorisole | 293.33 mi (472.06 km) |
| Saint-Gilles to Sorrento | 550.70 mi (886.27 km) |
| Saint-Gilles to Sorso | 290.73 mi (467.88 km) |
| Saint-Gilles to Sortino | 715.51 mi (1,151.50 km) |
| Saint-Gilles to Soverato Marina | 717.48 mi (1,154.67 km) |
| Saint-Gilles to Sovicille | 342.02 mi (550.42 km) |
| Saint-Gilles to Spello | 416.72 mi (670.65 km) |
