| Pont-y-pwl to Sesimbra | 961.81 mi (1,547.88 km) |
| Pont-y-pwl to Setubal | 953.44 mi (1,534.41 km) |
| Pont-y-pwl to Sever do Vouga | 799.01 mi (1,285.88 km) |
| Pont-y-pwl to Silves | 1,036.98 mi (1,668.86 km) |
| Pont-y-pwl to Sines | 991.05 mi (1,594.94 km) |
| Pont-y-pwl to Sintra | 942.62 mi (1,516.99 km) |
| Pont-y-pwl to Sobrado de Paiva | 777.65 mi (1,251.51 km) |
| Pont-y-pwl to Sobral de Monte Agraco | 924.48 mi (1,487.81 km) |
| Pont-y-pwl to Soure | 848.26 mi (1,365.14 km) |
| Pont-y-pwl to Tabua | 818.92 mi (1,317.93 km) |
| Pont-y-pwl to Tavira | 1,032.64 mi (1,661.87 km) |
| Pont-y-pwl to Tomar | 875.01 mi (1,408.19 km) |
| Pont-y-pwl to Tondela | 809.26 mi (1,302.38 km) |
| Pont-y-pwl to Torre de Moncorvo | 751.07 mi (1,208.73 km) |
| Pont-y-pwl to Torres Novas | 885.54 mi (1,425.13 km) |
