| Westerlo to Santander | 665.67 mi (1,071.30 km) |
| Westerlo to Santany | 815.00 mi (1,311.61 km) |
| Westerlo to Santiago de Compostela | 848.54 mi (1,365.59 km) |
| Westerlo to Santiago del Teide | 1,937.23 mi (3,117.67 km) |
| Westerlo to Santiponce | 1,085.15 mi (1,746.38 km) |
| Westerlo to Santomera | 945.62 mi (1,521.83 km) |
| Westerlo to Santona | 657.11 mi (1,057.51 km) |
| Westerlo to Santurce-Antiguo | 651.97 mi (1,049.24 km) |
| Westerlo to Sarria | 814.95 mi (1,311.54 km) |
| Westerlo to Sauzal | 1,914.80 mi (3,081.58 km) |
| Westerlo to Sedavi | 845.07 mi (1,360.01 km) |
| Westerlo to Segorbe | 818.47 mi (1,317.20 km) |
| Westerlo to Segovia | 822.22 mi (1,323.24 km) |
| Westerlo to Senmanat | 667.81 mi (1,074.74 km) |
| Westerlo to Sesena | 864.07 mi (1,390.59 km) |
