| Santander to Solymar | 1,132.27 mi (1,822.22 km) |
| Santander to Sopron | 1,024.87 mi (1,649.36 km) |
| Santander to Szarvas | 1,204.42 mi (1,938.33 km) |
| Santander to Szazhalombatta | 1,129.56 mi (1,817.86 km) |
| Santander to Szeged | 1,184.07 mi (1,905.57 km) |
| Santander to Szeghalom | 1,233.91 mi (1,985.79 km) |
| Santander to Szekesfehervar | 1,105.33 mi (1,778.85 km) |
| Santander to Szekszard | 1,115.47 mi (1,795.18 km) |
| Santander to Szentendre | 1,139.59 mi (1,833.99 km) |
| Santander to Szentes | 1,190.06 mi (1,915.22 km) |
| Santander to Szentgotthard | 1,003.88 mi (1,615.59 km) |
| Santander to Szigethalom | 1,134.05 mi (1,825.08 km) |
| Santander to Szigetszentmiklos | 1,136.13 mi (1,828.43 km) |
| Santander to Szigetvar | 1,071.51 mi (1,724.43 km) |
| Santander to Szolnok | 1,188.90 mi (1,913.35 km) |
