| Somma Vesuviana to Setubal | 1,247.04 mi (2,006.91 km) |
| Somma Vesuviana to Sever do Vouga | 1,189.30 mi (1,913.99 km) |
| Somma Vesuviana to Silves | 1,250.13 mi (2,011.89 km) |
| Somma Vesuviana to Sines | 1,256.22 mi (2,021.69 km) |
| Somma Vesuviana to Sintra | 1,268.19 mi (2,040.95 km) |
| Somma Vesuviana to Sobrado de Paiva | 1,181.43 mi (1,901.32 km) |
| Somma Vesuviana to Sobral de Monte Agraco | 1,252.26 mi (2,015.31 km) |
| Somma Vesuviana to Soure | 1,210.61 mi (1,948.28 km) |
| Somma Vesuviana to Tabua | 1,175.59 mi (1,891.93 km) |
| Somma Vesuviana to Tavira | 1,210.63 mi (1,948.33 km) |
| Somma Vesuviana to Tomar | 1,205.18 mi (1,939.55 km) |
| Somma Vesuviana to Tondela | 1,176.74 mi (1,893.79 km) |
| Somma Vesuviana to Torre de Moncorvo | 1,121.51 mi (1,804.89 km) |
| Somma Vesuviana to Torres Novas | 1,213.14 mi (1,952.37 km) |
| Somma Vesuviana to Torres Vedras | 1,257.21 mi (2,023.28 km) |
