| Preakness to Sesimbra | 3,384.45 mi (5,446.74 km) |
| Preakness to Setubal | 3,392.28 mi (5,459.35 km) |
| Preakness to Sever do Vouga | 3,355.90 mi (5,400.80 km) |
| Preakness to Silves | 3,454.19 mi (5,558.98 km) |
| Preakness to Sines | 3,410.28 mi (5,488.32 km) |
| Preakness to Sintra | 3,360.07 mi (5,407.51 km) |
| Preakness to Sobrado de Paiva | 3,352.59 mi (5,395.47 km) |
| Preakness to Sobral de Monte Agraco | 3,365.43 mi (5,416.13 km) |
| Preakness to Soure | 3,361.76 mi (5,410.24 km) |
| Preakness to Tabua | 3,382.39 mi (5,443.43 km) |
| Preakness to Tavira | 3,495.34 mi (5,625.21 km) |
| Preakness to Tomar | 3,384.84 mi (5,447.38 km) |
| Preakness to Tondela | 3,375.47 mi (5,432.30 km) |
| Preakness to Torre de Moncorvo | 3,402.33 mi (5,475.52 km) |
| Preakness to Torres Novas | 3,382.93 mi (5,444.29 km) |
