| Sigmaringen to Setubal | 1,120.37 mi (1,803.07 km) |
| Sigmaringen to Sever do Vouga | 1,002.19 mi (1,612.86 km) |
| Sigmaringen to Silves | 1,166.60 mi (1,877.46 km) |
| Sigmaringen to Sines | 1,145.94 mi (1,844.21 km) |
| Sigmaringen to Sintra | 1,127.91 mi (1,815.20 km) |
| Sigmaringen to Sobrado de Paiva | 985.80 mi (1,586.49 km) |
| Sigmaringen to Sobral de Monte Agraco | 1,108.43 mi (1,783.85 km) |
| Sigmaringen to Soure | 1,041.91 mi (1,676.80 km) |
| Sigmaringen to Tabua | 1,003.59 mi (1,615.12 km) |
| Sigmaringen to Tavira | 1,140.13 mi (1,834.86 km) |
| Sigmaringen to Tomar | 1,052.47 mi (1,693.79 km) |
| Sigmaringen to Tondela | 999.26 mi (1,608.15 km) |
| Sigmaringen to Torre de Moncorvo | 931.23 mi (1,498.67 km) |
| Sigmaringen to Torres Novas | 1,063.14 mi (1,710.96 km) |
| Sigmaringen to Torres Vedras | 1,110.22 mi (1,786.72 km) |
