| Alcanar to Solofra | 752.24 mi (1,210.62 km) |
| Alcanar to Somma Lombardo | 545.39 mi (877.71 km) |
| Alcanar to Somma Vesuviana | 730.54 mi (1,175.70 km) |
| Alcanar to Sommacampagna | 621.67 mi (1,000.49 km) |
| Alcanar to Sona | 622.09 mi (1,001.15 km) |
| Alcanar to Sondrio | 610.52 mi (982.54 km) |
| Alcanar to Sora | 687.73 mi (1,106.80 km) |
| Alcanar to Sorbolo | 586.43 mi (943.77 km) |
| Alcanar to Soresina | 576.04 mi (927.05 km) |
| Alcanar to Sorisole | 584.86 mi (941.24 km) |
| Alcanar to Sorrento | 728.25 mi (1,172.00 km) |
| Alcanar to Sorso | 424.51 mi (683.18 km) |
| Alcanar to Sortino | 815.90 mi (1,313.06 km) |
| Alcanar to Soverato Marina | 863.67 mi (1,389.94 km) |
| Alcanar to Sovicille | 583.86 mi (939.64 km) |
