| Witham to Sesimbra | 1,035.51 mi (1,666.50 km) |
| Witham to Setubal | 1,025.91 mi (1,651.05 km) |
| Witham to Sever do Vouga | 875.64 mi (1,409.20 km) |
| Witham to Silves | 1,102.17 mi (1,773.78 km) |
| Witham to Sines | 1,061.51 mi (1,708.34 km) |
| Witham to Sintra | 1,019.59 mi (1,640.88 km) |
| Witham to Sobrado de Paiva | 854.74 mi (1,375.58 km) |
| Witham to Sobral de Monte Agraco | 1,000.53 mi (1,610.20 km) |
| Witham to Soure | 924.24 mi (1,487.42 km) |
| Witham to Tabua | 891.31 mi (1,434.42 km) |
| Witham to Tavira | 1,091.91 mi (1,757.26 km) |
| Witham to Tomar | 947.62 mi (1,525.04 km) |
| Witham to Tondela | 882.70 mi (1,420.57 km) |
| Witham to Torre de Moncorvo | 819.12 mi (1,318.25 km) |
| Witham to Torres Novas | 958.57 mi (1,542.67 km) |
