| Sycow to Sestao | 1,111.76 mi (1,789.20 km) |
| Sycow to Sevilla | 1,511.60 mi (2,432.69 km) |
| Sycow to Sevilla La Nueva | 1,284.38 mi (2,067.02 km) |
| Sycow to Silla | 1,201.03 mi (1,932.88 km) |
| Sycow to Silleda | 1,350.33 mi (2,173.14 km) |
| Sycow to Sitges | 1,026.85 mi (1,652.56 km) |
| Sycow to Socuellamos | 1,289.73 mi (2,075.62 km) |
| Sycow to Soller | 1,075.09 mi (1,730.19 km) |
| Sycow to Solsona | 998.62 mi (1,607.13 km) |
| Sycow to Son Servera | 1,062.33 mi (1,709.66 km) |
| Sycow to Sonseca | 1,312.54 mi (2,112.33 km) |
| Sycow to Sopelana | 1,107.76 mi (1,782.77 km) |
| Sycow to Soria | 1,158.15 mi (1,863.86 km) |
| Sycow to Suances | 1,148.92 mi (1,849.01 km) |
| Sycow to Sueca | 1,205.97 mi (1,940.83 km) |
