| Birkenau to Setubal | 1,154.78 mi (1,858.44 km) |
| Birkenau to Sever do Vouga | 1,027.65 mi (1,653.85 km) |
| Birkenau to Silves | 1,207.95 mi (1,944.01 km) |
| Birkenau to Sines | 1,182.84 mi (1,903.60 km) |
| Birkenau to Sintra | 1,159.48 mi (1,866.01 km) |
| Birkenau to Sobrado de Paiva | 1,009.95 mi (1,625.36 km) |
| Birkenau to Sobral de Monte Agraco | 1,139.79 mi (1,834.32 km) |
| Birkenau to Soure | 1,070.05 mi (1,722.08 km) |
| Birkenau to Tabua | 1,032.18 mi (1,661.14 km) |
| Birkenau to Tavira | 1,184.43 mi (1,906.16 km) |
| Birkenau to Tomar | 1,083.56 mi (1,743.82 km) |
| Birkenau to Tondela | 1,026.84 mi (1,652.54 km) |
| Birkenau to Torre de Moncorvo | 958.34 mi (1,542.29 km) |
| Birkenau to Torres Novas | 1,094.47 mi (1,761.38 km) |
| Birkenau to Torres Vedras | 1,140.90 mi (1,836.11 km) |
