| Langenfeld to Siran | 1,709.37 mi (2,750.96 km) |
| Langenfeld to Sirnak | 1,964.48 mi (3,161.53 km) |
| Langenfeld to Sirvan | 1,922.37 mi (3,093.76 km) |
| Langenfeld to Sivas | 1,639.66 mi (2,638.77 km) |
| Langenfeld to Sivasli | 1,405.71 mi (2,262.27 km) |
| Langenfeld to Siverek | 1,823.30 mi (2,934.31 km) |
| Langenfeld to Sivrice | 1,791.93 mi (2,883.83 km) |
| Langenfeld to Sivrihisar | 1,430.86 mi (2,302.75 km) |
| Langenfeld to Sogut | 1,351.13 mi (2,174.43 km) |
| Langenfeld to Sogutlu | 1,322.92 mi (2,129.04 km) |
| Langenfeld to Soke | 1,359.59 mi (2,188.06 km) |
| Langenfeld to Solhan | 1,842.15 mi (2,964.66 km) |
| Langenfeld to Soma | 1,293.15 mi (2,081.12 km) |
| Langenfeld to Sorgun | 1,561.47 mi (2,512.95 km) |
| Langenfeld to Suhut | 1,436.14 mi (2,311.25 km) |
