| San Luis Obispo to Sesimbra | 5,726.65 mi (9,216.16 km) |
| San Luis Obispo to Setubal | 5,731.62 mi (9,224.16 km) |
| San Luis Obispo to Sever do Vouga | 5,654.43 mi (9,099.92 km) |
| San Luis Obispo to Silves | 5,810.33 mi (9,350.83 km) |
| San Luis Obispo to Sines | 5,758.20 mi (9,266.93 km) |
| San Luis Obispo to Sintra | 5,698.93 mi (9,171.54 km) |
| San Luis Obispo to Sobrado de Paiva | 5,645.01 mi (9,084.77 km) |
| San Luis Obispo to Sobral de Monte Agraco | 5,698.97 mi (9,171.60 km) |
| San Luis Obispo to Soure | 5,674.20 mi (9,131.74 km) |
| San Luis Obispo to Tabua | 5,684.62 mi (9,148.52 km) |
| San Luis Obispo to Tavira | 5,846.40 mi (9,408.87 km) |
| San Luis Obispo to Tomar | 5,703.07 mi (9,178.20 km) |
| San Luis Obispo to Tondela | 5,675.44 mi (9,133.74 km) |
| San Luis Obispo to Torre de Moncorvo | 5,682.31 mi (9,144.79 km) |
| San Luis Obispo to Torres Novas | 5,704.29 mi (9,180.17 km) |
