| Siena to Saint-Raphael | 229.27 mi (368.97 km) |
| Siena to Saint-Remy-de-Provence | 327.00 mi (526.26 km) |
| Siena to Saint-Saulve | 609.57 mi (981.01 km) |
| Siena to Saint-Sebastien-sur-Loire | 678.44 mi (1,091.84 km) |
| Siena to Saint-Sulpice-la-Pointe | 483.77 mi (778.56 km) |
| Siena to Saint-Vallier | 410.18 mi (660.13 km) |
| Siena to Sainte-Foy-les-Lyon | 362.17 mi (582.86 km) |
| Siena to Sainte-Genevieve-des-Bois | 566.27 mi (911.32 km) |
| Siena to Sainte-Luce-sur-Loire | 678.70 mi (1,092.26 km) |
| Siena to Sainte-Maxime | 235.93 mi (379.69 km) |
| Siena to Sainte-Savine | 490.76 mi (789.80 km) |
| Siena to Saintes | 612.04 mi (984.99 km) |
| Siena to Sallanches | 293.38 mi (472.15 km) |
| Siena to Sallaumines | 632.24 mi (1,017.50 km) |
| Siena to Salon-de-Provence | 313.27 mi (504.16 km) |
