| Sines to Sestu | 972.06 mi (1,564.38 km) |
| Sines to Settimo Torinese | 990.02 mi (1,593.28 km) |
| Sines to Seveso | 1,065.10 mi (1,714.12 km) |
| Sines to Sezze | 1,187.44 mi (1,911.00 km) |
| Sines to Siano | 1,269.55 mi (2,043.15 km) |
| Sines to Siena | 1,118.50 mi (1,800.05 km) |
| Sines to Signa | 1,114.67 mi (1,793.89 km) |
| Sines to Silea | 1,207.79 mi (1,943.75 km) |
| Sines to Silvi Paese | 1,248.45 mi (2,009.19 km) |
| Sines to Sinalunga | 1,136.80 mi (1,829.51 km) |
| Sines to Siniscola | 1,007.28 mi (1,621.06 km) |
| Sines to Sinnai | 978.01 mi (1,573.96 km) |
| Sines to Siracusa | 1,321.39 mi (2,126.58 km) |
| Sines to Solaro | 1,061.95 mi (1,709.04 km) |
| Sines to Soliera | 1,124.54 mi (1,809.78 km) |
