| Ludwigsburg to Setubal | 1,147.99 mi (1,847.51 km) |
| Ludwigsburg to Sever do Vouga | 1,025.19 mi (1,649.88 km) |
| Ludwigsburg to Silves | 1,197.67 mi (1,927.47 km) |
| Ludwigsburg to Sines | 1,174.81 mi (1,890.68 km) |
| Ludwigsburg to Sintra | 1,154.12 mi (1,857.38 km) |
| Ludwigsburg to Sobrado de Paiva | 1,008.12 mi (1,622.41 km) |
| Ludwigsburg to Sobral de Monte Agraco | 1,134.52 mi (1,825.83 km) |
| Ludwigsburg to Soure | 1,066.31 mi (1,716.07 km) |
| Ludwigsburg to Tabua | 1,028.17 mi (1,654.68 km) |
| Ludwigsburg to Tavira | 1,172.62 mi (1,887.15 km) |
| Ludwigsburg to Tomar | 1,078.36 mi (1,735.46 km) |
| Ludwigsburg to Tondela | 1,023.32 mi (1,646.88 km) |
| Ludwigsburg to Torre de Moncorvo | 954.97 mi (1,536.87 km) |
| Ludwigsburg to Torres Novas | 1,089.16 mi (1,752.84 km) |
| Ludwigsburg to Torres Vedras | 1,135.97 mi (1,828.17 km) |
