| Illingen to Siran | 1,680.41 mi (2,704.35 km) |
| Illingen to Sirnak | 1,932.80 mi (3,110.53 km) |
| Illingen to Sirvan | 1,891.64 mi (3,044.30 km) |
| Illingen to Sivas | 1,604.22 mi (2,581.75 km) |
| Illingen to Sivasli | 1,346.16 mi (2,166.44 km) |
| Illingen to Siverek | 1,785.56 mi (2,873.58 km) |
| Illingen to Sivrice | 1,756.68 mi (2,827.10 km) |
| Illingen to Sivrihisar | 1,380.44 mi (2,221.60 km) |
| Illingen to Sogut | 1,299.38 mi (2,091.15 km) |
| Illingen to Sogutlu | 1,276.07 mi (2,053.63 km) |
| Illingen to Soke | 1,290.57 mi (2,076.97 km) |
| Illingen to Solhan | 1,812.60 mi (2,917.10 km) |
| Illingen to Soma | 1,230.24 mi (1,979.87 km) |
| Illingen to Sorgun | 1,521.99 mi (2,449.40 km) |
| Illingen to Suhut | 1,379.24 mi (2,219.68 km) |
