| Santa Monica to Sesimbra | 5,692.45 mi (9,161.11 km) |
| Santa Monica to Setubal | 5,697.84 mi (9,169.79 km) |
| Santa Monica to Sever do Vouga | 5,625.78 mi (9,053.81 km) |
| Santa Monica to Silves | 5,774.46 mi (9,293.10 km) |
| Santa Monica to Sines | 5,723.32 mi (9,210.79 km) |
| Santa Monica to Sintra | 5,665.07 mi (9,117.05 km) |
| Santa Monica to Sobrado de Paiva | 5,617.10 mi (9,039.85 km) |
| Santa Monica to Sobral de Monte Agraco | 5,665.85 mi (9,118.31 km) |
| Santa Monica to Soure | 5,643.83 mi (9,082.87 km) |
| Santa Monica to Tabua | 5,655.64 mi (9,101.88 km) |
| Santa Monica to Tavira | 5,811.43 mi (9,352.59 km) |
| Santa Monica to Tomar | 5,672.06 mi (9,128.30 km) |
| Santa Monica to Tondela | 5,646.71 mi (9,087.50 km) |
| Santa Monica to Torre de Moncorvo | 5,656.15 mi (9,102.70 km) |
| Santa Monica to Torres Novas | 5,672.87 mi (9,129.59 km) |
