| Sid to Sesimbra | 1,521.83 mi (2,449.14 km) |
| Sid to Setubal | 1,509.32 mi (2,429.02 km) |
| Sid to Sever do Vouga | 1,421.45 mi (2,287.61 km) |
| Sid to Silves | 1,531.10 mi (2,464.06 km) |
| Sid to Sines | 1,525.98 mi (2,455.83 km) |
| Sid to Sintra | 1,524.91 mi (2,454.10 km) |
| Sid to Sobrado de Paiva | 1,409.11 mi (2,267.74 km) |
| Sid to Sobral de Monte Agraco | 1,506.91 mi (2,425.13 km) |
| Sid to Soure | 1,452.37 mi (2,337.36 km) |
| Sid to Tabua | 1,414.67 mi (2,276.69 km) |
| Sid to Tavira | 1,495.85 mi (2,407.34 km) |
| Sid to Tomar | 1,454.34 mi (2,340.53 km) |
| Sid to Tondela | 1,413.21 mi (2,274.34 km) |
| Sid to Torre de Moncorvo | 1,349.83 mi (2,172.34 km) |
| Sid to Torres Novas | 1,463.80 mi (2,355.76 km) |
