| Alenquer to Santander | 407.55 mi (655.90 km) |
| Alenquer to Santany | 650.12 mi (1,046.26 km) |
| Alenquer to Santiago de Compostela | 265.62 mi (427.47 km) |
| Alenquer to Santiago del Teide | 867.00 mi (1,395.30 km) |
| Alenquer to Santiponce | 196.15 mi (315.67 km) |
| Alenquer to Santomera | 435.73 mi (701.23 km) |
| Alenquer to Santona | 418.69 mi (673.82 km) |
| Alenquer to Santurce-Antiguo | 429.10 mi (690.56 km) |
| Alenquer to Sarria | 271.12 mi (436.33 km) |
| Alenquer to Sauzal | 844.80 mi (1,359.57 km) |
| Alenquer to Sedavi | 462.48 mi (744.29 km) |
| Alenquer to Segorbe | 458.12 mi (737.27 km) |
| Alenquer to Segovia | 290.49 mi (467.50 km) |
| Alenquer to Senmanat | 612.93 mi (986.42 km) |
| Alenquer to Sesena | 292.40 mi (470.57 km) |
