| Velletri to Solofra | 121.82 mi (196.05 km) |
| Velletri to Somma Lombardo | 344.36 mi (554.19 km) |
| Velletri to Somma Vesuviana | 101.91 mi (164.00 km) |
| Velletri to Sommacampagna | 275.50 mi (443.38 km) |
| Velletri to Sona | 277.94 mi (447.30 km) |
| Velletri to Sondrio | 343.19 mi (552.31 km) |
| Velletri to Sora | 43.14 mi (69.42 km) |
| Velletri to Sorbolo | 249.10 mi (400.89 km) |
| Velletri to Soresina | 289.91 mi (466.57 km) |
| Velletri to Sorisole | 321.66 mi (517.66 km) |
| Velletri to Sorrento | 109.53 mi (176.28 km) |
| Velletri to Sorso | 226.61 mi (364.70 km) |
| Velletri to Sortino | 333.27 mi (536.35 km) |
| Velletri to Soverato Marina | 286.36 mi (460.85 km) |
| Velletri to Sovicille | 136.80 mi (220.16 km) |
