| Lastra a Signa to Settimo Torinese | 189.57 mi (305.08 km) |
| Lastra a Signa to Seveso | 161.55 mi (259.99 km) |
| Lastra a Signa to Sezze | 185.79 mi (299.00 km) |
| Lastra a Signa to Siano | 275.08 mi (442.71 km) |
| Lastra a Signa to Siena | 33.08 mi (53.23 km) |
| Lastra a Signa to Signa | 1.15 mi (1.85 km) |
| Lastra a Signa to Silea | 143.07 mi (230.24 km) |
| Lastra a Signa to Silvi Paese | 173.72 mi (279.58 km) |
| Lastra a Signa to Sinalunga | 49.52 mi (79.69 km) |
| Lastra a Signa to Siniscola | 231.98 mi (373.34 km) |
| Lastra a Signa to Sinnai | 323.64 mi (520.85 km) |
| Lastra a Signa to Siracusa | 512.32 mi (824.51 km) |
| Lastra a Signa to Solaro | 161.59 mi (260.06 km) |
| Lastra a Signa to Soliera | 67.68 mi (108.92 km) |
| Lastra a Signa to Solofra | 278.87 mi (448.80 km) |
