| Southlake to Sesimbra | 4,758.11 mi (7,657.43 km) |
| Southlake to Setubal | 4,765.73 mi (7,669.70 km) |
| Southlake to Sever do Vouga | 4,724.55 mi (7,603.43 km) |
| Southlake to Silves | 4,828.95 mi (7,771.44 km) |
| Southlake to Sines | 4,784.44 mi (7,699.81 km) |
| Southlake to Sintra | 4,733.38 mi (7,617.64 km) |
| Southlake to Sobrado de Paiva | 4,720.34 mi (7,596.65 km) |
| Southlake to Sobral de Monte Agraco | 4,738.27 mi (7,625.50 km) |
| Southlake to Soure | 4,732.28 mi (7,615.86 km) |
| Southlake to Tabua | 4,751.68 mi (7,647.10 km) |
| Southlake to Tavira | 4,869.89 mi (7,837.32 km) |
| Southlake to Tomar | 4,756.14 mi (7,654.27 km) |
| Southlake to Tondela | 4,744.42 mi (7,635.41 km) |
| Southlake to Torre de Moncorvo | 4,768.48 mi (7,674.13 km) |
| Southlake to Torres Novas | 4,754.57 mi (7,651.75 km) |
