| Sever do Vouga to Sestu | 927.58 mi (1,492.79 km) |
| Sever do Vouga to Settimo Torinese | 869.06 mi (1,398.62 km) |
| Sever do Vouga to Seveso | 942.38 mi (1,516.61 km) |
| Sever do Vouga to Sezze | 1,114.07 mi (1,792.93 km) |
| Sever do Vouga to Siano | 1,203.26 mi (1,936.46 km) |
| Sever do Vouga to Siena | 1,024.17 mi (1,648.24 km) |
| Sever do Vouga to Signa | 1,015.01 mi (1,633.49 km) |
| Sever do Vouga to Silea | 1,091.35 mi (1,756.36 km) |
| Sever do Vouga to Silvi Paese | 1,164.23 mi (1,873.64 km) |
| Sever do Vouga to Sinalunga | 1,044.00 mi (1,680.16 km) |
| Sever do Vouga to Siniscola | 945.22 mi (1,521.19 km) |
| Sever do Vouga to Sinnai | 933.36 mi (1,502.10 km) |
| Sever do Vouga to Siracusa | 1,292.69 mi (2,080.38 km) |
| Sever do Vouga to Solaro | 939.38 mi (1,511.78 km) |
| Sever do Vouga to Soliera | 1,014.61 mi (1,632.85 km) |
