| Slough to Santa Ursula | 1,794.69 mi (2,888.27 km) |
| Slough to Santander | 575.68 mi (926.47 km) |
| Slough to Santany | 858.60 mi (1,381.78 km) |
| Slough to Santiago de Compostela | 702.73 mi (1,130.93 km) |
| Slough to Santiago del Teide | 1,810.61 mi (2,913.90 km) |
| Slough to Santiponce | 1,008.15 mi (1,622.47 km) |
| Slough to Santomera | 929.35 mi (1,495.64 km) |
| Slough to Santona | 573.14 mi (922.38 km) |
| Slough to Santurce-Antiguo | 576.39 mi (927.62 km) |
| Slough to Sarria | 682.23 mi (1,097.94 km) |
| Slough to Sauzal | 1,789.89 mi (2,880.55 km) |
| Slough to Sedavi | 834.79 mi (1,343.47 km) |
| Slough to Segorbe | 805.40 mi (1,296.17 km) |
| Slough to Segovia | 748.67 mi (1,204.87 km) |
| Slough to Senmanat | 696.01 mi (1,120.12 km) |
