| Schoonhoven to Solofra | 902.05 mi (1,451.70 km) |
| Schoonhoven to Somma Lombardo | 466.91 mi (751.41 km) |
| Schoonhoven to Somma Vesuviana | 889.56 mi (1,431.61 km) |
| Schoonhoven to Sommacampagna | 528.50 mi (850.54 km) |
| Schoonhoven to Sona | 526.09 mi (846.67 km) |
| Schoonhoven to Sondrio | 459.26 mi (739.11 km) |
| Schoonhoven to Sora | 818.20 mi (1,316.76 km) |
| Schoonhoven to Sorbolo | 553.56 mi (890.87 km) |
| Schoonhoven to Soresina | 513.78 mi (826.85 km) |
| Schoonhoven to Sorisole | 481.42 mi (774.77 km) |
| Schoonhoven to Sorrento | 903.10 mi (1,453.40 km) |
| Schoonhoven to Sorso | 790.45 mi (1,272.11 km) |
| Schoonhoven to Sortino | 1,135.28 mi (1,827.05 km) |
| Schoonhoven to Soverato Marina | 1,075.60 mi (1,731.00 km) |
| Schoonhoven to Sovicille | 667.93 mi (1,074.94 km) |
