| Leganes to Siran | 2,238.84 mi (3,603.06 km) |
| Leganes to Sirnak | 2,463.98 mi (3,965.39 km) |
| Leganes to Sirvan | 2,429.57 mi (3,910.01 km) |
| Leganes to Sivas | 2,138.23 mi (3,441.15 km) |
| Leganes to Sivasli | 1,779.58 mi (2,863.95 km) |
| Leganes to Siverek | 2,296.02 mi (3,695.09 km) |
| Leganes to Sivrice | 2,281.17 mi (3,671.18 km) |
| Leganes to Sivrihisar | 1,860.03 mi (2,993.43 km) |
| Leganes to Sogut | 1,781.14 mi (2,866.47 km) |
| Leganes to Sogutlu | 1,785.14 mi (2,872.91 km) |
| Leganes to Soke | 1,673.76 mi (2,693.66 km) |
| Leganes to Solhan | 2,360.44 mi (3,798.76 km) |
| Leganes to Soma | 1,659.54 mi (2,670.77 km) |
| Leganes to Sorgun | 2,043.10 mi (3,288.05 km) |
| Leganes to Suhut | 1,823.82 mi (2,935.15 km) |
