| Aalst to Setubal | 1,063.73 mi (1,711.91 km) |
| Aalst to Sever do Vouga | 921.49 mi (1,483.00 km) |
| Aalst to Silves | 1,130.83 mi (1,819.90 km) |
| Aalst to Sines | 1,096.48 mi (1,764.61 km) |
| Aalst to Sintra | 1,062.25 mi (1,709.52 km) |
| Aalst to Sobrado de Paiva | 901.68 mi (1,451.12 km) |
| Aalst to Sobral de Monte Agraco | 1,042.63 mi (1,677.95 km) |
| Aalst to Soure | 968.11 mi (1,558.02 km) |
| Aalst to Tabua | 932.36 mi (1,500.49 km) |
| Aalst to Tavira | 1,114.63 mi (1,793.82 km) |
| Aalst to Tomar | 987.41 mi (1,589.08 km) |
| Aalst to Tondela | 925.08 mi (1,488.78 km) |
| Aalst to Torre de Moncorvo | 858.00 mi (1,380.82 km) |
| Aalst to Torres Novas | 998.52 mi (1,606.96 km) |
| Aalst to Torres Vedras | 1,042.29 mi (1,677.41 km) |
