| Sinalunga to Setubal | 1,122.03 mi (1,805.73 km) |
| Sinalunga to Sever do Vouga | 1,044.00 mi (1,680.16 km) |
| Sinalunga to Silves | 1,139.56 mi (1,833.94 km) |
| Sinalunga to Sines | 1,136.80 mi (1,829.51 km) |
| Sinalunga to Sintra | 1,139.31 mi (1,833.54 km) |
| Sinalunga to Sobrado de Paiva | 1,033.41 mi (1,663.11 km) |
| Sinalunga to Sobral de Monte Agraco | 1,121.87 mi (1,805.47 km) |
| Sinalunga to Soure | 1,071.42 mi (1,724.29 km) |
| Sinalunga to Tabua | 1,034.48 mi (1,664.84 km) |
| Sinalunga to Tavira | 1,103.51 mi (1,775.93 km) |
| Sinalunga to Tomar | 1,070.81 mi (1,723.30 km) |
| Sinalunga to Tondela | 1,034.01 mi (1,664.07 km) |
| Sinalunga to Torre de Moncorvo | 973.42 mi (1,566.58 km) |
| Sinalunga to Torres Novas | 1,079.83 mi (1,737.81 km) |
| Sinalunga to Torres Vedras | 1,125.93 mi (1,812.01 km) |
