| Port Royal to Sesimbra | 3,952.91 mi (6,361.59 km) |
| Port Royal to Setubal | 3,961.90 mi (6,376.06 km) |
| Port Royal to Sever do Vouga | 3,943.93 mi (6,347.14 km) |
| Port Royal to Silves | 4,014.13 mi (6,460.12 km) |
| Port Royal to Sines | 3,975.37 mi (6,397.74 km) |
| Port Royal to Sintra | 3,930.70 mi (6,325.85 km) |
| Port Royal to Sobrado de Paiva | 3,943.08 mi (6,345.77 km) |
| Port Royal to Sobral de Monte Agraco | 3,938.37 mi (6,338.20 km) |
| Port Royal to Soure | 3,944.00 mi (6,347.25 km) |
| Port Royal to Tabua | 3,968.30 mi (6,386.36 km) |
| Port Royal to Tavira | 4,056.82 mi (6,528.82 km) |
| Port Royal to Tomar | 3,964.07 mi (6,379.55 km) |
| Port Royal to Tondela | 3,962.45 mi (6,376.95 km) |
| Port Royal to Torre de Moncorvo | 3,996.33 mi (6,431.46 km) |
| Port Royal to Torres Novas | 3,960.85 mi (6,374.37 km) |
