| Cities | Distance |
|---|---|
| Siena to Sestu | 300.99 mi (484.40 km) |
| Siena to Settimo Torinese | 216.48 mi (348.39 km) |
| Siena to Seveso | 193.65 mi (311.64 km) |
| Siena to Sezze | 153.68 mi (247.33 km) |
| Siena to Siano | 244.86 mi (394.06 km) |
| Siena to Signa | 34.15 mi (54.97 km) |
| Siena to Silea | 168.29 mi (270.84 km) |
| Siena to Silvi Paese | 150.56 mi (242.30 km) |
| Siena to Sinalunga | 21.40 mi (34.45 km) |
| Siena to Siniscola | 207.37 mi (333.72 km) |
| Siena to Sinnai | 298.61 mi (480.56 km) |
| Siena to Siracusa | 479.46 mi (771.61 km) |
| Siena to Solaro | 193.53 mi (311.46 km) |
| Siena to Soliera | 100.16 mi (161.19 km) |
| Siena to Solofra | 249.04 mi (400.79 km) |