| Sittingbourne to Sesimbra | 1,010.81 mi (1,626.75 km) |
| Sittingbourne to Setubal | 1,001.06 mi (1,611.04 km) |
| Sittingbourne to Sever do Vouga | 851.67 mi (1,370.64 km) |
| Sittingbourne to Silves | 1,076.23 mi (1,732.02 km) |
| Sittingbourne to Sines | 1,036.32 mi (1,667.80 km) |
| Sittingbourne to Sintra | 995.40 mi (1,601.94 km) |
| Sittingbourne to Sobrado de Paiva | 830.90 mi (1,337.21 km) |
| Sittingbourne to Sobral de Monte Agraco | 976.23 mi (1,571.09 km) |
| Sittingbourne to Soure | 900.08 mi (1,448.53 km) |
| Sittingbourne to Tabua | 866.69 mi (1,394.80 km) |
| Sittingbourne to Tavira | 1,065.24 mi (1,714.35 km) |
| Sittingbourne to Tomar | 922.92 mi (1,485.29 km) |
| Sittingbourne to Tondela | 858.25 mi (1,381.23 km) |
| Sittingbourne to Torre de Moncorvo | 794.08 mi (1,277.94 km) |
| Sittingbourne to Torres Novas | 933.91 mi (1,502.98 km) |
