| Saint Helens to Sesimbra | 1,079.72 mi (1,737.63 km) |
| Saint Helens to Setubal | 1,071.61 mi (1,724.59 km) |
| Saint Helens to Sever do Vouga | 916.79 mi (1,475.43 km) |
| Saint Helens to Silves | 1,156.24 mi (1,860.79 km) |
| Saint Helens to Sines | 1,109.52 mi (1,785.59 km) |
| Saint Helens to Sintra | 1,059.88 mi (1,705.71 km) |
| Saint Helens to Sobrado de Paiva | 895.41 mi (1,441.03 km) |
| Saint Helens to Sobral de Monte Agraco | 1,042.00 mi (1,676.94 km) |
| Saint Helens to Soure | 966.01 mi (1,554.65 km) |
| Saint Helens to Tabua | 937.46 mi (1,508.70 km) |
| Saint Helens to Tavira | 1,152.70 mi (1,855.09 km) |
| Saint Helens to Tomar | 993.35 mi (1,598.64 km) |
| Saint Helens to Tondela | 927.63 mi (1,492.88 km) |
| Saint Helens to Torre de Moncorvo | 870.51 mi (1,400.95 km) |
| Saint Helens to Torres Novas | 1,003.77 mi (1,615.41 km) |
