| Porterville to Sesimbra | 5,621.69 mi (9,047.24 km) |
| Porterville to Setubal | 5,626.73 mi (9,055.34 km) |
| Porterville to Sever do Vouga | 5,550.33 mi (8,932.39 km) |
| Porterville to Silves | 5,705.15 mi (9,181.55 km) |
| Porterville to Sines | 5,653.15 mi (9,097.87 km) |
| Porterville to Sintra | 5,594.02 mi (9,002.70 km) |
| Porterville to Sobrado de Paiva | 5,541.04 mi (8,917.44 km) |
| Porterville to Sobral de Monte Agraco | 5,594.16 mi (9,002.94 km) |
| Porterville to Soure | 5,569.82 mi (8,963.76 km) |
| Porterville to Tabua | 5,580.47 mi (8,980.90 km) |
| Porterville to Tavira | 5,741.34 mi (9,239.80 km) |
| Porterville to Tomar | 5,598.59 mi (9,010.05 km) |
| Porterville to Tondela | 5,571.33 mi (8,966.19 km) |
| Porterville to Torre de Moncorvo | 5,578.64 mi (8,977.96 km) |
| Porterville to Torres Novas | 5,599.74 mi (9,011.92 km) |
