| Castelnaudary to Sestao | 249.29 mi (401.19 km) |
| Castelnaudary to Sevilla | 592.51 mi (953.55 km) |
| Castelnaudary to Sevilla La Nueva | 369.96 mi (595.39 km) |
| Castelnaudary to Silla | 299.57 mi (482.11 km) |
| Castelnaudary to Silleda | 516.15 mi (830.66 km) |
| Castelnaudary to Sitges | 144.21 mi (232.08 km) |
| Castelnaudary to Socuellamos | 371.44 mi (597.77 km) |
| Castelnaudary to Soller | 248.39 mi (399.74 km) |
| Castelnaudary to Solsona | 94.10 mi (151.45 km) |
| Castelnaudary to Son Servera | 265.62 mi (427.47 km) |
| Castelnaudary to Sonseca | 394.55 mi (634.96 km) |
| Castelnaudary to Sopelana | 247.86 mi (398.89 km) |
| Castelnaudary to Soria | 249.22 mi (401.08 km) |
| Castelnaudary to Suances | 301.57 mi (485.32 km) |
| Castelnaudary to Sueca | 307.70 mi (495.19 km) |
