| Security-Widefield to Sesimbra | 4,889.59 mi (7,869.04 km) |
| Security-Widefield to Setubal | 4,895.62 mi (7,878.74 km) |
| Security-Widefield to Sever do Vouga | 4,832.01 mi (7,776.37 km) |
| Security-Widefield to Silves | 4,968.98 mi (7,996.79 km) |
| Security-Widefield to Sines | 4,919.38 mi (7,916.97 km) |
| Security-Widefield to Sintra | 4,862.82 mi (7,825.95 km) |
| Security-Widefield to Sobrado de Paiva | 4,824.62 mi (7,764.48 km) |
| Security-Widefield to Sobral de Monte Agraco | 4,864.73 mi (7,829.02 km) |
| Security-Widefield to Soure | 4,847.13 mi (7,800.70 km) |
| Security-Widefield to Tabua | 4,861.22 mi (7,823.37 km) |
| Security-Widefield to Tavira | 5,007.14 mi (8,058.22 km) |
| Security-Widefield to Tomar | 4,874.24 mi (7,844.33 km) |
| Security-Widefield to Tondela | 4,852.73 mi (7,809.72 km) |
| Security-Widefield to Torre de Moncorvo | 4,866.64 mi (7,832.09 km) |
| Security-Widefield to Torres Novas | 4,874.37 mi (7,844.55 km) |
