| Somero to Setubal | 2,067.36 mi (3,327.10 km) |
| Somero to Sever do Vouga | 1,923.83 mi (3,096.11 km) |
| Somero to Silves | 2,133.73 mi (3,433.90 km) |
| Somero to Sines | 2,100.11 mi (3,379.80 km) |
| Somero to Sintra | 2,065.46 mi (3,324.04 km) |
| Somero to Sobrado de Paiva | 1,903.70 mi (3,063.71 km) |
| Somero to Sobral de Monte Agraco | 2,045.89 mi (3,292.54 km) |
| Somero to Soure | 1,970.97 mi (3,171.97 km) |
| Somero to Tabua | 1,935.60 mi (3,115.04 km) |
| Somero to Tavira | 2,116.11 mi (3,405.56 km) |
| Somero to Tomar | 1,990.86 mi (3,203.98 km) |
| Somero to Tondela | 1,928.11 mi (3,103.00 km) |
| Somero to Torre de Moncorvo | 1,861.37 mi (2,995.59 km) |
| Somero to Torres Novas | 2,001.97 mi (3,221.85 km) |
| Somero to Torres Vedras | 2,045.39 mi (3,291.73 km) |
