| Alcazar de San Juan to Sestao | 270.02 mi (434.56 km) |
| Alcazar de San Juan to Sevilla | 212.51 mi (342.00 km) |
| Alcazar de San Juan to Sevilla La Nueva | 78.35 mi (126.10 km) |
| Alcazar de San Juan to Silla | 149.30 mi (240.28 km) |
| Alcazar de San Juan to Silleda | 346.92 mi (558.32 km) |
| Alcazar de San Juan to Sitges | 292.53 mi (470.78 km) |
| Alcazar de San Juan to Socuellamos | 23.31 mi (37.51 km) |
| Alcazar de San Juan to Soller | 315.39 mi (507.57 km) |
| Alcazar de San Juan to Solsona | 305.23 mi (491.21 km) |
| Alcazar de San Juan to Son Servera | 350.21 mi (563.61 km) |
| Alcazar de San Juan to Sonseca | 44.57 mi (71.73 km) |
| Alcazar de San Juan to Sopelana | 274.95 mi (442.49 km) |
| Alcazar de San Juan to Soria | 167.68 mi (269.85 km) |
| Alcazar de San Juan to Suances | 281.70 mi (453.35 km) |
| Alcazar de San Juan to Sueca | 155.37 mi (250.05 km) |
