| Aylesbury to Sesimbra | 1,006.88 mi (1,620.42 km) |
| Aylesbury to Setubal | 997.73 mi (1,605.70 km) |
| Aylesbury to Sever do Vouga | 845.43 mi (1,360.60 km) |
| Aylesbury to Silves | 1,076.99 mi (1,733.25 km) |
| Aylesbury to Sines | 1,034.20 mi (1,664.38 km) |
| Aylesbury to Sintra | 989.66 mi (1,592.70 km) |
| Aylesbury to Sobrado de Paiva | 824.30 mi (1,326.58 km) |
| Aylesbury to Sobral de Monte Agraco | 970.91 mi (1,562.52 km) |
| Aylesbury to Soure | 894.44 mi (1,439.46 km) |
| Aylesbury to Tabua | 862.79 mi (1,388.52 km) |
| Aylesbury to Tavira | 1,069.01 mi (1,720.40 km) |
| Aylesbury to Tomar | 919.18 mi (1,479.28 km) |
| Aylesbury to Tondela | 853.74 mi (1,373.97 km) |
| Aylesbury to Torre de Moncorvo | 792.01 mi (1,274.61 km) |
| Aylesbury to Torres Novas | 930.00 mi (1,496.69 km) |
