| Geldern to Serik | 1,574.60 mi (2,534.07 km) |
| Geldern to Serinhisar | 1,473.09 mi (2,370.71 km) |
| Geldern to Serinyol | 1,797.45 mi (2,892.72 km) |
| Geldern to Seydisehir | 1,577.44 mi (2,538.64 km) |
| Geldern to Seyhan | 1,733.34 mi (2,789.55 km) |
| Geldern to Seyitgazi | 1,434.15 mi (2,308.04 km) |
| Geldern to Siirt | 1,957.83 mi (3,150.82 km) |
| Geldern to Sile | 1,311.57 mi (2,110.77 km) |
| Geldern to Silifke | 1,708.92 mi (2,750.24 km) |
| Geldern to Silivri | 1,263.12 mi (2,032.79 km) |
| Geldern to Silopi | 2,010.05 mi (3,234.86 km) |
| Geldern to Simav | 1,386.62 mi (2,231.55 km) |
| Geldern to Sinanpasa | 1,450.79 mi (2,334.83 km) |
| Geldern to Sindirgi | 1,348.72 mi (2,170.56 km) |
| Geldern to Sinop | 1,500.11 mi (2,414.19 km) |
