| Ahlen to Setubal | 1,221.18 mi (1,965.31 km) |
| Ahlen to Sever do Vouga | 1,083.57 mi (1,743.84 km) |
| Ahlen to Silves | 1,283.23 mi (2,065.16 km) |
| Ahlen to Sines | 1,252.33 mi (2,015.42 km) |
| Ahlen to Sintra | 1,221.91 mi (1,966.48 km) |
| Ahlen to Sobrado de Paiva | 1,064.36 mi (1,712.92 km) |
| Ahlen to Sobral de Monte Agraco | 1,202.19 mi (1,934.73 km) |
| Ahlen to Soure | 1,128.99 mi (1,816.94 km) |
| Ahlen to Tabua | 1,092.34 mi (1,757.95 km) |
| Ahlen to Tavira | 1,263.97 mi (2,034.17 km) |
| Ahlen to Tomar | 1,146.36 mi (1,844.89 km) |
| Ahlen to Tondela | 1,085.70 mi (1,747.26 km) |
| Ahlen to Torre de Moncorvo | 1,017.76 mi (1,637.92 km) |
| Ahlen to Torres Novas | 1,157.45 mi (1,862.74 km) |
| Ahlen to Torres Vedras | 1,202.35 mi (1,935.00 km) |
