| Race to Sesimbra | 1,371.81 mi (2,207.72 km) |
| Race to Setubal | 1,359.36 mi (2,187.68 km) |
| Race to Sever do Vouga | 1,260.82 mi (2,029.09 km) |
| Race to Silves | 1,389.51 mi (2,236.20 km) |
| Race to Sines | 1,379.13 mi (2,219.49 km) |
| Race to Sintra | 1,372.38 mi (2,208.64 km) |
| Race to Sobrado de Paiva | 1,247.07 mi (2,006.96 km) |
| Race to Sobral de Monte Agraco | 1,353.76 mi (2,178.66 km) |
| Race to Soure | 1,294.85 mi (2,083.85 km) |
| Race to Tabua | 1,256.65 mi (2,022.39 km) |
| Race to Tavira | 1,356.89 mi (2,183.71 km) |
| Race to Tomar | 1,299.66 mi (2,091.59 km) |
| Race to Tondela | 1,254.24 mi (2,018.51 km) |
| Race to Torre de Moncorvo | 1,188.85 mi (1,913.27 km) |
| Race to Torres Novas | 1,309.59 mi (2,107.58 km) |
