| Oviedo to Sesimbra | 379.75 mi (611.15 km) |
| Oviedo to Setubal | 369.97 mi (595.41 km) |
| Oviedo to Sever do Vouga | 222.86 mi (358.66 km) |
| Oviedo to Silves | 447.84 mi (720.73 km) |
| Oviedo to Sines | 405.54 mi (652.66 km) |
| Oviedo to Sintra | 365.09 mi (587.56 km) |
| Oviedo to Sobrado de Paiva | 202.98 mi (326.67 km) |
| Oviedo to Sobral de Monte Agraco | 345.71 mi (556.37 km) |
| Oviedo to Soure | 270.13 mi (434.73 km) |
| Oviedo to Tabua | 235.75 mi (379.41 km) |
| Oviedo to Tavira | 441.72 mi (710.88 km) |
| Oviedo to Tomar | 291.87 mi (469.72 km) |
| Oviedo to Tondela | 227.64 mi (366.34 km) |
| Oviedo to Torre de Moncorvo | 163.12 mi (262.52 km) |
| Oviedo to Torres Novas | 302.89 mi (487.45 km) |
