| Astorga to Solofra | 1,082.83 mi (1,742.64 km) |
| Astorga to Somma Lombardo | 764.70 mi (1,230.66 km) |
| Astorga to Somma Vesuviana | 1,061.17 mi (1,707.79 km) |
| Astorga to Sommacampagna | 864.03 mi (1,390.52 km) |
| Astorga to Sona | 863.53 mi (1,389.72 km) |
| Astorga to Sondrio | 826.69 mi (1,330.43 km) |
| Astorga to Sora | 1,008.14 mi (1,622.44 km) |
| Astorga to Sorbolo | 840.22 mi (1,352.20 km) |
| Astorga to Soresina | 815.18 mi (1,311.91 km) |
| Astorga to Sorisole | 810.70 mi (1,304.69 km) |
| Astorga to Sorrento | 1,061.79 mi (1,708.79 km) |
| Astorga to Sorso | 763.77 mi (1,229.18 km) |
| Astorga to Sortino | 1,174.21 mi (1,889.71 km) |
| Astorga to Soverato Marina | 1,211.27 mi (1,949.35 km) |
| Astorga to Sovicille | 876.14 mi (1,410.01 km) |
