| Steenokkerzeel to Somma Lombardo | 409.69 mi (659.33 km) |
| Steenokkerzeel to Somma Vesuviana | 840.85 mi (1,353.21 km) |
| Steenokkerzeel to Sommacampagna | 480.08 mi (772.61 km) |
| Steenokkerzeel to Sona | 477.73 mi (768.83 km) |
| Steenokkerzeel to Sondrio | 409.43 mi (658.92 km) |
| Steenokkerzeel to Sora | 768.91 mi (1,237.44 km) |
| Steenokkerzeel to Sorbolo | 501.44 mi (806.99 km) |
| Steenokkerzeel to Soresina | 460.54 mi (741.16 km) |
| Steenokkerzeel to Sorisole | 428.82 mi (690.12 km) |
| Steenokkerzeel to Sorrento | 853.70 mi (1,373.89 km) |
| Steenokkerzeel to Sorso | 725.87 mi (1,168.17 km) |
| Steenokkerzeel to Sortino | 1,082.00 mi (1,741.31 km) |
| Steenokkerzeel to Soverato Marina | 1,028.26 mi (1,654.82 km) |
| Steenokkerzeel to Sovicille | 614.53 mi (988.99 km) |
| Steenokkerzeel to Spello | 668.78 mi (1,076.30 km) |
