| Cassino to Somma Lombardo | 386.52 mi (622.05 km) |
| Cassino to Somma Vesuviana | 53.52 mi (86.14 km) |
| Cassino to Sommacampagna | 308.17 mi (495.95 km) |
| Cassino to Sona | 310.57 mi (499.81 km) |
| Cassino to Sondrio | 378.19 mi (608.64 km) |
| Cassino to Sora | 18.69 mi (30.08 km) |
| Cassino to Sorbolo | 287.25 mi (462.28 km) |
| Cassino to Soresina | 329.00 mi (529.47 km) |
| Cassino to Sorisole | 359.57 mi (578.67 km) |
| Cassino to Sorrento | 66.51 mi (107.04 km) |
| Cassino to Sorso | 277.68 mi (446.88 km) |
| Cassino to Sortino | 306.18 mi (492.75 km) |
| Cassino to Soverato Marina | 241.83 mi (389.18 km) |
| Cassino to Sovicille | 181.05 mi (291.37 km) |
| Cassino to Spello | 118.78 mi (191.16 km) |
