| Madrid to Solofra | 971.56 mi (1,563.57 km) |
| Madrid to Somma Lombardo | 723.10 mi (1,163.72 km) |
| Madrid to Somma Vesuviana | 949.83 mi (1,528.60 km) |
| Madrid to Sommacampagna | 811.41 mi (1,305.84 km) |
| Madrid to Sona | 811.44 mi (1,305.88 km) |
| Madrid to Sondrio | 788.33 mi (1,268.70 km) |
| Madrid to Sora | 905.16 mi (1,456.71 km) |
| Madrid to Sorbolo | 780.42 mi (1,255.97 km) |
| Madrid to Soresina | 763.52 mi (1,228.77 km) |
| Madrid to Sorisole | 766.55 mi (1,233.64 km) |
| Madrid to Sorrento | 947.86 mi (1,525.44 km) |
| Madrid to Sorso | 644.18 mi (1,036.71 km) |
| Madrid to Sortino | 1,031.59 mi (1,660.19 km) |
| Madrid to Soverato Marina | 1,083.23 mi (1,743.29 km) |
| Madrid to Sovicille | 792.64 mi (1,275.63 km) |
