| Riviera Beach to Sesimbra | 4,108.55 mi (6,612.07 km) |
| Riviera Beach to Setubal | 4,118.40 mi (6,627.93 km) |
| Riviera Beach to Sever do Vouga | 4,116.51 mi (6,624.89 km) |
| Riviera Beach to Silves | 4,161.94 mi (6,698.00 km) |
| Riviera Beach to Sines | 4,127.92 mi (6,643.24 km) |
| Riviera Beach to Sintra | 4,088.44 mi (6,579.71 km) |
| Riviera Beach to Sobrado de Paiva | 4,117.86 mi (6,627.05 km) |
| Riviera Beach to Sobral de Monte Agraco | 4,097.98 mi (6,595.06 km) |
| Riviera Beach to Soure | 4,111.51 mi (6,616.83 km) |
| Riviera Beach to Tabua | 4,138.75 mi (6,660.67 km) |
| Riviera Beach to Tavira | 4,205.38 mi (6,767.91 km) |
| Riviera Beach to Tomar | 4,128.74 mi (6,644.56 km) |
| Riviera Beach to Tondela | 4,133.90 mi (6,652.87 km) |
| Riviera Beach to Torre de Moncorvo | 4,173.66 mi (6,716.86 km) |
| Riviera Beach to Torres Novas | 4,124.44 mi (6,637.64 km) |
