| Santa Marinella to Setubal | 1,116.96 mi (1,797.57 km) |
| Santa Marinella to Sever do Vouga | 1,049.44 mi (1,688.91 km) |
| Santa Marinella to Silves | 1,127.54 mi (1,814.60 km) |
| Santa Marinella to Sines | 1,129.01 mi (1,816.96 km) |
| Santa Marinella to Sintra | 1,136.24 mi (1,828.60 km) |
| Santa Marinella to Sobrado de Paiva | 1,040.35 mi (1,674.28 km) |
| Santa Marinella to Sobral de Monte Agraco | 1,119.52 mi (1,801.70 km) |
| Santa Marinella to Soure | 1,073.57 mi (1,727.75 km) |
| Santa Marinella to Tabua | 1,037.58 mi (1,669.83 km) |
| Santa Marinella to Tavira | 1,089.78 mi (1,753.83 km) |
| Santa Marinella to Tomar | 1,070.40 mi (1,722.64 km) |
| Santa Marinella to Tondela | 1,038.00 mi (1,670.50 km) |
| Santa Marinella to Torre de Moncorvo | 980.25 mi (1,577.55 km) |
| Santa Marinella to Torres Novas | 1,078.89 mi (1,736.30 km) |
| Santa Marinella to Torres Vedras | 1,124.05 mi (1,808.99 km) |
