| Cave Spring to Sesimbra | 3,768.43 mi (6,064.71 km) |
| Cave Spring to Setubal | 3,776.64 mi (6,077.92 km) |
| Cave Spring to Sever do Vouga | 3,745.61 mi (6,027.97 km) |
| Cave Spring to Silves | 3,835.62 mi (6,172.83 km) |
| Cave Spring to Sines | 3,793.26 mi (6,104.67 km) |
| Cave Spring to Sintra | 3,744.69 mi (6,026.49 km) |
| Cave Spring to Sobrado de Paiva | 3,742.97 mi (6,023.73 km) |
| Cave Spring to Sobral de Monte Agraco | 3,750.76 mi (6,036.26 km) |
| Cave Spring to Soure | 3,749.84 mi (6,034.78 km) |
| Cave Spring to Tabua | 3,771.54 mi (6,069.71 km) |
| Cave Spring to Tavira | 3,877.34 mi (6,239.97 km) |
| Cave Spring to Tomar | 3,772.07 mi (6,070.57 km) |
| Cave Spring to Tondela | 3,764.91 mi (6,059.04 km) |
| Cave Spring to Torre de Moncorvo | 3,793.72 mi (6,105.41 km) |
| Cave Spring to Torres Novas | 3,769.77 mi (6,066.86 km) |
