| Struer to Setubal | 1,475.81 mi (2,375.09 km) |
| Struer to Sever do Vouga | 1,328.04 mi (2,137.28 km) |
| Struer to Silves | 1,547.92 mi (2,491.14 km) |
| Struer to Sines | 1,510.27 mi (2,430.54 km) |
| Struer to Sintra | 1,471.33 mi (2,367.88 km) |
| Struer to Sobrado de Paiva | 1,307.43 mi (2,104.10 km) |
| Struer to Sobral de Monte Agraco | 1,452.02 mi (2,336.81 km) |
| Struer to Soure | 1,376.14 mi (2,214.69 km) |
| Struer to Tabua | 1,342.08 mi (2,159.88 km) |
| Struer to Tavira | 1,534.24 mi (2,469.12 km) |
| Struer to Tomar | 1,398.09 mi (2,250.01 km) |
| Struer to Tondela | 1,333.94 mi (2,146.78 km) |
| Struer to Torre de Moncorvo | 1,268.77 mi (2,041.88 km) |
| Struer to Torres Novas | 1,409.13 mi (2,267.78 km) |
| Struer to Torres Vedras | 1,450.94 mi (2,335.06 km) |
