| Illescas to Solofra | 981.35 mi (1,579.33 km) |
| Illescas to Somma Lombardo | 740.58 mi (1,191.85 km) |
| Illescas to Somma Vesuviana | 959.65 mi (1,544.41 km) |
| Illescas to Sommacampagna | 827.83 mi (1,332.26 km) |
| Illescas to Sona | 827.90 mi (1,332.38 km) |
| Illescas to Sondrio | 805.90 mi (1,296.98 km) |
| Illescas to Sora | 916.17 mi (1,474.43 km) |
| Illescas to Sorbolo | 796.30 mi (1,281.52 km) |
| Illescas to Soresina | 780.12 mi (1,255.48 km) |
| Illescas to Sorisole | 783.73 mi (1,261.30 km) |
| Illescas to Sorrento | 957.33 mi (1,540.68 km) |
| Illescas to Sorso | 653.60 mi (1,051.86 km) |
| Illescas to Sortino | 1,036.27 mi (1,667.72 km) |
| Illescas to Soverato Marina | 1,090.37 mi (1,754.78 km) |
| Illescas to Sovicille | 806.18 mi (1,297.42 km) |
