| Seveso to Setubal | 1,043.92 mi (1,680.03 km) |
| Seveso to Sever do Vouga | 942.38 mi (1,516.61 km) |
| Seveso to Silves | 1,078.39 mi (1,735.50 km) |
| Seveso to Sines | 1,065.10 mi (1,714.12 km) |
| Seveso to Sintra | 1,055.89 mi (1,699.29 km) |
| Seveso to Sobrado de Paiva | 928.49 mi (1,494.26 km) |
| Seveso to Sobral de Monte Agraco | 1,037.07 mi (1,669.00 km) |
| Seveso to Soure | 976.95 mi (1,572.25 km) |
| Seveso to Tabua | 938.68 mi (1,510.67 km) |
| Seveso to Tavira | 1,047.62 mi (1,685.98 km) |
| Seveso to Tomar | 982.54 mi (1,581.25 km) |
| Seveso to Tondela | 936.08 mi (1,506.47 km) |
| Seveso to Torre de Moncorvo | 870.40 mi (1,400.78 km) |
| Seveso to Torres Novas | 992.62 mi (1,597.46 km) |
| Seveso to Torres Vedras | 1,039.90 mi (1,673.56 km) |
