| Simi Valley to Sesimbra | 5,692.67 mi (9,161.46 km) |
| Simi Valley to Setubal | 5,698.00 mi (9,170.04 km) |
| Simi Valley to Sever do Vouga | 5,625.14 mi (9,052.78 km) |
| Simi Valley to Silves | 5,774.95 mi (9,293.88 km) |
| Simi Valley to Sines | 5,723.64 mi (9,211.32 km) |
| Simi Valley to Sintra | 5,665.24 mi (9,117.32 km) |
| Simi Valley to Sobrado de Paiva | 5,616.34 mi (9,038.63 km) |
| Simi Valley to Sobral de Monte Agraco | 5,665.90 mi (9,118.39 km) |
| Simi Valley to Soure | 5,643.45 mi (9,082.26 km) |
| Simi Valley to Tabua | 5,655.05 mi (9,100.93 km) |
| Simi Valley to Tavira | 5,811.78 mi (9,353.15 km) |
| Simi Valley to Tomar | 5,671.78 mi (9,127.85 km) |
| Simi Valley to Tondela | 5,646.08 mi (9,086.49 km) |
| Simi Valley to Torre de Moncorvo | 5,655.13 mi (9,101.06 km) |
| Simi Valley to Torres Novas | 5,672.65 mi (9,129.25 km) |
