| Alpu to Sesimbra | 2,131.23 mi (3,429.89 km) |
| Alpu to Setubal | 2,118.97 mi (3,410.15 km) |
| Alpu to Sever do Vouga | 2,056.93 mi (3,310.31 km) |
| Alpu to Silves | 2,120.85 mi (3,413.19 km) |
| Alpu to Sines | 2,128.05 mi (3,424.76 km) |
| Alpu to Sintra | 2,139.91 mi (3,443.85 km) |
| Alpu to Sobrado de Paiva | 2,047.86 mi (3,295.72 km) |
| Alpu to Sobral de Monte Agraco | 2,123.81 mi (3,417.94 km) |
| Alpu to Soure | 2,080.36 mi (3,348.02 km) |
| Alpu to Tabua | 2,044.69 mi (3,290.62 km) |
| Alpu to Tavira | 2,080.77 mi (3,348.67 km) |
| Alpu to Tomar | 2,076.06 mi (3,341.09 km) |
| Alpu to Tondela | 2,045.31 mi (3,291.60 km) |
| Alpu to Torre de Moncorvo | 1,987.76 mi (3,198.99 km) |
| Alpu to Torres Novas | 2,084.22 mi (3,354.23 km) |
