| San Severino Marche to Setubal | 1,193.95 mi (1,921.48 km) |
| San Severino Marche to Sever do Vouga | 1,116.68 mi (1,797.12 km) |
| San Severino Marche to Silves | 1,210.37 mi (1,947.91 km) |
| San Severino Marche to Sines | 1,208.35 mi (1,944.66 km) |
| San Severino Marche to Sintra | 1,211.47 mi (1,949.67 km) |
| San Severino Marche to Sobrado de Paiva | 1,106.10 mi (1,780.10 km) |
| San Severino Marche to Sobral de Monte Agraco | 1,194.09 mi (1,921.71 km) |
| San Severino Marche to Soure | 1,143.98 mi (1,841.05 km) |
| San Severino Marche to Tabua | 1,107.08 mi (1,781.68 km) |
| San Severino Marche to Tavira | 1,173.96 mi (1,889.31 km) |
| San Severino Marche to Tomar | 1,143.20 mi (1,839.80 km) |
| San Severino Marche to Tondela | 1,106.64 mi (1,780.97 km) |
| San Severino Marche to Torre de Moncorvo | 1,046.12 mi (1,683.56 km) |
| San Severino Marche to Torres Novas | 1,152.17 mi (1,854.24 km) |
| San Severino Marche to Torres Vedras | 1,198.20 mi (1,928.32 km) |
