| Reus to Siran | 1,977.45 mi (3,182.41 km) |
| Reus to Sirnak | 2,203.10 mi (3,545.55 km) |
| Reus to Sirvan | 2,168.51 mi (3,489.87 km) |
| Reus to Sivas | 1,876.99 mi (3,020.72 km) |
| Reus to Sivasli | 1,520.70 mi (2,447.33 km) |
| Reus to Siverek | 2,035.51 mi (3,275.84 km) |
| Reus to Sivrice | 2,020.25 mi (3,251.27 km) |
| Reus to Sivrihisar | 1,599.56 mi (2,574.25 km) |
| Reus to Sogut | 1,520.40 mi (2,446.85 km) |
| Reus to Sogutlu | 1,523.89 mi (2,452.46 km) |
| Reus to Soke | 1,417.19 mi (2,280.75 km) |
| Reus to Solhan | 2,099.17 mi (3,378.29 km) |
| Reus to Soma | 1,400.23 mi (2,253.45 km) |
| Reus to Sorgun | 1,781.96 mi (2,867.79 km) |
| Reus to Suhut | 1,564.60 mi (2,517.98 km) |
