| Seabrook to Sesimbra | 3,562.71 mi (5,733.63 km) |
| Seabrook to Setubal | 3,570.79 mi (5,746.64 km) |
| Seabrook to Sever do Vouga | 3,537.97 mi (5,693.81 km) |
| Seabrook to Silves | 3,630.82 mi (5,843.24 km) |
| Seabrook to Sines | 3,587.90 mi (5,774.17 km) |
| Seabrook to Sintra | 3,538.74 mi (5,695.05 km) |
| Seabrook to Sobrado de Paiva | 3,535.12 mi (5,689.23 km) |
| Seabrook to Sobral de Monte Agraco | 3,544.57 mi (5,704.43 km) |
| Seabrook to Soure | 3,542.73 mi (5,701.47 km) |
| Seabrook to Tabua | 3,564.08 mi (5,735.84 km) |
| Seabrook to Tavira | 3,672.34 mi (5,910.06 km) |
| Seabrook to Tomar | 3,565.24 mi (5,737.70 km) |
| Seabrook to Tondela | 3,557.36 mi (5,725.02 km) |
| Seabrook to Torre de Moncorvo | 3,585.57 mi (5,770.41 km) |
| Seabrook to Torres Novas | 3,563.07 mi (5,734.21 km) |
