| Strand to Sestao | 1,154.12 mi (1,857.37 km) |
| Strand to Sevilla | 1,600.66 mi (2,576.01 km) |
| Strand to Sevilla La Nueva | 1,365.46 mi (2,197.49 km) |
| Strand to Silla | 1,390.38 mi (2,237.60 km) |
| Strand to Silleda | 1,284.10 mi (2,066.56 km) |
| Strand to Sitges | 1,245.40 mi (2,004.27 km) |
| Strand to Socuellamos | 1,420.04 mi (2,285.33 km) |
| Strand to Soller | 1,341.23 mi (2,158.49 km) |
| Strand to Solsona | 1,195.20 mi (1,923.49 km) |
| Strand to Son Servera | 1,348.44 mi (2,170.11 km) |
| Strand to Sonseca | 1,407.56 mi (2,265.26 km) |
| Strand to Sopelana | 1,149.06 mi (1,849.24 km) |
| Strand to Soria | 1,249.87 mi (2,011.47 km) |
| Strand to Suances | 1,161.56 mi (1,869.35 km) |
| Strand to Sueca | 1,400.35 mi (2,253.64 km) |
