| Basildon to Sesimbra | 1,019.36 mi (1,640.50 km) |
| Basildon to Setubal | 1,009.74 mi (1,625.02 km) |
| Basildon to Sever do Vouga | 859.57 mi (1,383.34 km) |
| Basildon to Silves | 1,085.91 mi (1,747.60 km) |
| Basildon to Sines | 1,045.31 mi (1,682.26 km) |
| Basildon to Sintra | 1,003.50 mi (1,614.98 km) |
| Basildon to Sobrado de Paiva | 838.69 mi (1,349.74 km) |
| Basildon to Sobral de Monte Agraco | 984.42 mi (1,584.27 km) |
| Basildon to Soure | 908.15 mi (1,461.52 km) |
| Basildon to Tabua | 875.16 mi (1,408.43 km) |
| Basildon to Tavira | 1,075.60 mi (1,731.02 km) |
| Basildon to Tomar | 931.46 mi (1,499.04 km) |
| Basildon to Tondela | 866.57 mi (1,394.61 km) |
| Basildon to Torre de Moncorvo | 802.92 mi (1,292.18 km) |
| Basildon to Torres Novas | 942.41 mi (1,516.67 km) |
