| Casier to Santander | 805.72 mi (1,296.68 km) |
| Casier to Santany | 637.58 mi (1,026.09 km) |
| Casier to Santiago de Compostela | 1,045.89 mi (1,683.20 km) |
| Casier to Santiago del Teide | 1,986.59 mi (3,197.10 km) |
| Casier to Santiponce | 1,101.55 mi (1,772.78 km) |
| Casier to Santomera | 862.28 mi (1,387.71 km) |
| Casier to Santona | 789.43 mi (1,270.46 km) |
| Casier to Santurce-Antiguo | 771.20 mi (1,241.12 km) |
| Casier to Sarria | 993.56 mi (1,598.98 km) |
| Casier to Sauzal | 1,961.31 mi (3,156.42 km) |
| Casier to Sedavi | 774.39 mi (1,246.25 km) |
| Casier to Segorbe | 761.22 mi (1,225.07 km) |
| Casier to Segovia | 885.18 mi (1,424.56 km) |
| Casier to Senmanat | 579.35 mi (932.37 km) |
| Casier to Sesena | 893.97 mi (1,438.71 km) |
