| Ratingen to Somma Lombardo | 397.18 mi (639.20 km) |
| Ratingen to Somma Vesuviana | 805.99 mi (1,297.11 km) |
| Ratingen to Sommacampagna | 446.95 mi (719.30 km) |
| Ratingen to Sona | 444.51 mi (715.38 km) |
| Ratingen to Sondrio | 380.16 mi (611.81 km) |
| Ratingen to Sora | 735.43 mi (1,183.57 km) |
| Ratingen to Sorbolo | 475.70 mi (765.57 km) |
| Ratingen to Soresina | 437.78 mi (704.55 km) |
| Ratingen to Sorisole | 405.14 mi (652.02 km) |
| Ratingen to Sorrento | 820.12 mi (1,319.86 km) |
| Ratingen to Sorso | 730.25 mi (1,175.23 km) |
| Ratingen to Sortino | 1,055.63 mi (1,698.88 km) |
| Ratingen to Soverato Marina | 990.28 mi (1,593.70 km) |
| Ratingen to Sovicille | 590.49 mi (950.30 km) |
| Ratingen to Spello | 635.60 mi (1,022.90 km) |
