| Lac to Sestao | 1,159.97 mi (1,866.79 km) |
| Lac to Sevilla | 1,399.20 mi (2,251.80 km) |
| Lac to Sevilla La Nueva | 1,237.45 mi (1,991.49 km) |
| Lac to Silla | 1,066.39 mi (1,716.19 km) |
| Lac to Silleda | 1,426.52 mi (2,295.76 km) |
| Lac to Sitges | 926.43 mi (1,490.94 km) |
| Lac to Socuellamos | 1,190.69 mi (1,916.24 km) |
| Lac to Soller | 898.96 mi (1,446.74 km) |
| Lac to Solsona | 935.54 mi (1,505.61 km) |
| Lac to Son Servera | 867.39 mi (1,395.93 km) |
| Lac to Sonseca | 1,243.37 mi (2,001.01 km) |
| Lac to Sopelana | 1,158.48 mi (1,864.39 km) |
| Lac to Soria | 1,141.04 mi (1,836.32 km) |
| Lac to Suances | 1,212.06 mi (1,950.62 km) |
| Lac to Sueca | 1,064.16 mi (1,712.61 km) |
