| Leiderdorp to Setubal | 1,142.09 mi (1,838.02 km) |
| Leiderdorp to Sever do Vouga | 997.45 mi (1,605.25 km) |
| Leiderdorp to Silves | 1,211.38 mi (1,949.52 km) |
| Leiderdorp to Sines | 1,175.57 mi (1,891.90 km) |
| Leiderdorp to Sintra | 1,139.40 mi (1,833.69 km) |
| Leiderdorp to Sobrado de Paiva | 977.29 mi (1,572.80 km) |
| Leiderdorp to Sobral de Monte Agraco | 1,119.88 mi (1,802.27 km) |
| Leiderdorp to Soure | 1,044.73 mi (1,681.33 km) |
| Leiderdorp to Tabua | 1,009.61 mi (1,624.81 km) |
| Leiderdorp to Tavira | 1,196.34 mi (1,925.32 km) |
| Leiderdorp to Tomar | 1,065.11 mi (1,714.14 km) |
| Leiderdorp to Tondela | 1,001.97 mi (1,612.52 km) |
| Leiderdorp to Torre de Moncorvo | 935.58 mi (1,505.66 km) |
| Leiderdorp to Torres Novas | 1,076.21 mi (1,731.99 km) |
| Leiderdorp to Torres Vedras | 1,119.25 mi (1,801.25 km) |
