| Ilhavo to Solofra | 1,227.94 mi (1,976.17 km) |
| Ilhavo to Somma Lombardo | 940.93 mi (1,514.28 km) |
| Ilhavo to Somma Vesuviana | 1,206.18 mi (1,941.16 km) |
| Ilhavo to Sommacampagna | 1,037.38 mi (1,669.50 km) |
| Ilhavo to Sona | 1,037.06 mi (1,668.98 km) |
| Ilhavo to Sondrio | 1,004.19 mi (1,616.09 km) |
| Ilhavo to Sora | 1,158.50 mi (1,864.43 km) |
| Ilhavo to Sorbolo | 1,010.91 mi (1,626.89 km) |
| Ilhavo to Soresina | 988.59 mi (1,590.98 km) |
| Ilhavo to Sorisole | 986.45 mi (1,587.54 km) |
| Ilhavo to Sorrento | 1,204.98 mi (1,939.22 km) |
| Ilhavo to Sorso | 901.93 mi (1,451.51 km) |
| Ilhavo to Sortino | 1,292.46 mi (2,080.01 km) |
| Ilhavo to Soverato Marina | 1,343.56 mi (2,162.25 km) |
| Ilhavo to Sovicille | 1,036.81 mi (1,668.58 km) |
