| Saint-Louis to Sestao | 591.02 mi (951.15 km) |
| Saint-Louis to Sevilla | 992.09 mi (1,596.62 km) |
| Saint-Louis to Sevilla La Nueva | 762.13 mi (1,226.53 km) |
| Saint-Louis to Silla | 694.38 mi (1,117.50 km) |
| Saint-Louis to Silleda | 839.00 mi (1,350.24 km) |
| Saint-Louis to Sitges | 522.96 mi (841.63 km) |
| Saint-Louis to Socuellamos | 772.56 mi (1,243.32 km) |
| Saint-Louis to Soller | 592.49 mi (953.52 km) |
| Saint-Louis to Solsona | 487.05 mi (783.84 km) |
| Saint-Louis to Son Servera | 589.30 mi (948.38 km) |
| Saint-Louis to Sonseca | 791.48 mi (1,273.77 km) |
| Saint-Louis to Sopelana | 587.22 mi (945.04 km) |
| Saint-Louis to Soria | 635.53 mi (1,022.79 km) |
| Saint-Louis to Suances | 630.79 mi (1,015.16 km) |
| Saint-Louis to Sueca | 700.89 mi (1,127.97 km) |
