| Middelkerke to Setubal | 1,043.24 mi (1,678.94 km) |
| Middelkerke to Sever do Vouga | 897.93 mi (1,445.08 km) |
| Middelkerke to Silves | 1,113.59 mi (1,792.14 km) |
| Middelkerke to Sines | 1,077.02 mi (1,733.30 km) |
| Middelkerke to Sintra | 1,040.14 mi (1,673.95 km) |
| Middelkerke to Sobrado de Paiva | 877.70 mi (1,412.52 km) |
| Middelkerke to Sobral de Monte Agraco | 1,020.66 mi (1,642.59 km) |
| Middelkerke to Soure | 945.35 mi (1,521.39 km) |
| Middelkerke to Tabua | 910.42 mi (1,465.18 km) |
| Middelkerke to Tavira | 1,099.37 mi (1,769.26 km) |
| Middelkerke to Tomar | 966.06 mi (1,554.72 km) |
| Middelkerke to Tondela | 902.68 mi (1,452.73 km) |
| Middelkerke to Torre de Moncorvo | 836.53 mi (1,346.26 km) |
| Middelkerke to Torres Novas | 977.14 mi (1,572.56 km) |
| Middelkerke to Torres Vedras | 1,019.94 mi (1,641.43 km) |
