| Boechout to Setubal | 1,087.47 mi (1,750.12 km) |
| Boechout to Sever do Vouga | 945.48 mi (1,521.61 km) |
| Boechout to Silves | 1,154.23 mi (1,857.56 km) |
| Boechout to Sines | 1,120.12 mi (1,802.66 km) |
| Boechout to Sintra | 1,086.13 mi (1,747.95 km) |
| Boechout to Sobrado de Paiva | 925.70 mi (1,489.77 km) |
| Boechout to Sobral de Monte Agraco | 1,066.50 mi (1,716.36 km) |
| Boechout to Soure | 992.04 mi (1,596.54 km) |
| Boechout to Tabua | 956.24 mi (1,538.92 km) |
| Boechout to Tavira | 1,137.79 mi (1,831.09 km) |
| Boechout to Tomar | 1,011.23 mi (1,627.42 km) |
| Boechout to Tondela | 949.00 mi (1,527.26 km) |
| Boechout to Torre de Moncorvo | 881.85 mi (1,419.21 km) |
| Boechout to Torres Novas | 1,022.34 mi (1,645.30 km) |
| Boechout to Torres Vedras | 1,066.19 mi (1,715.87 km) |
