| Tadley to Sesimbra | 971.83 mi (1,564.00 km) |
| Tadley to Setubal | 962.66 mi (1,549.26 km) |
| Tadley to Sever do Vouga | 810.44 mi (1,304.28 km) |
| Tadley to Silves | 1,041.89 mi (1,676.76 km) |
| Tadley to Sines | 999.11 mi (1,607.91 km) |
| Tadley to Sintra | 954.66 mi (1,536.38 km) |
| Tadley to Sobrado de Paiva | 789.31 mi (1,270.27 km) |
| Tadley to Sobral de Monte Agraco | 935.89 mi (1,506.17 km) |
| Tadley to Soure | 859.43 mi (1,383.11 km) |
| Tadley to Tabua | 827.72 mi (1,332.09 km) |
| Tadley to Tavira | 1,033.94 mi (1,663.97 km) |
| Tadley to Tomar | 884.11 mi (1,422.84 km) |
| Tadley to Tondela | 818.69 mi (1,317.56 km) |
| Tadley to Torre de Moncorvo | 756.91 mi (1,218.12 km) |
| Tadley to Torres Novas | 894.94 mi (1,440.26 km) |
