| Selargius to Setubal | 970.59 mi (1,562.02 km) |
| Selargius to Sever do Vouga | 931.83 mi (1,499.63 km) |
| Selargius to Silves | 964.38 mi (1,552.02 km) |
| Selargius to Sines | 975.76 mi (1,570.33 km) |
| Selargius to Sintra | 994.38 mi (1,600.29 km) |
| Selargius to Sobrado de Paiva | 927.05 mi (1,491.95 km) |
| Selargius to Sobral de Monte Agraco | 979.87 mi (1,576.96 km) |
| Selargius to Soure | 946.61 mi (1,523.42 km) |
| Selargius to Tabua | 914.15 mi (1,471.18 km) |
| Selargius to Tavira | 923.43 mi (1,486.12 km) |
| Selargius to Tomar | 936.91 mi (1,507.82 km) |
| Selargius to Tondela | 916.91 mi (1,475.62 km) |
| Selargius to Torre de Moncorvo | 868.67 mi (1,397.99 km) |
| Selargius to Torres Novas | 943.82 mi (1,518.94 km) |
| Selargius to Torres Vedras | 985.47 mi (1,585.95 km) |
