| Oviedo to Siran | 2,299.50 mi (3,700.69 km) |
| Oviedo to Sirnak | 2,536.01 mi (4,081.31 km) |
| Oviedo to Sirvan | 2,499.06 mi (4,021.85 km) |
| Oviedo to Sivas | 2,205.63 mi (3,549.62 km) |
| Oviedo to Sivasli | 1,870.59 mi (3,010.43 km) |
| Oviedo to Siverek | 2,372.80 mi (3,818.66 km) |
| Oviedo to Sivrice | 2,353.37 mi (3,787.39 km) |
| Oviedo to Sivrihisar | 1,939.60 mi (3,121.48 km) |
| Oviedo to Sogut | 1,858.51 mi (2,990.98 km) |
| Oviedo to Sogutlu | 1,854.50 mi (2,984.54 km) |
| Oviedo to Soke | 1,775.77 mi (2,857.83 km) |
| Oviedo to Solhan | 2,425.97 mi (3,904.22 km) |
| Oviedo to Soma | 1,748.90 mi (2,814.58 km) |
| Oviedo to Sorgun | 2,113.23 mi (3,400.92 km) |
| Oviedo to Suhut | 1,912.66 mi (3,078.13 km) |
