| Tortona to Setubal | 1,013.31 mi (1,630.77 km) |
| Tortona to Sever do Vouga | 917.41 mi (1,476.42 km) |
| Tortona to Silves | 1,044.09 mi (1,680.30 km) |
| Tortona to Sines | 1,033.07 mi (1,662.57 km) |
| Tortona to Sintra | 1,026.59 mi (1,652.13 km) |
| Tortona to Sobrado de Paiva | 904.38 mi (1,455.45 km) |
| Tortona to Sobral de Monte Agraco | 1,008.05 mi (1,622.29 km) |
| Tortona to Soure | 950.19 mi (1,529.18 km) |
| Tortona to Tabua | 912.14 mi (1,467.94 km) |
| Tortona to Tavira | 1,012.12 mi (1,628.85 km) |
| Tortona to Tomar | 954.21 mi (1,535.65 km) |
| Tortona to Tondela | 910.08 mi (1,464.64 km) |
| Tortona to Torre de Moncorvo | 845.54 mi (1,360.77 km) |
| Tortona to Torres Novas | 964.05 mi (1,551.49 km) |
| Tortona to Torres Vedras | 1,011.19 mi (1,627.36 km) |
