| Dublin to Setubal | 1,031.95 mi (1,660.77 km) |
| Dublin to Sever do Vouga | 877.25 mi (1,411.80 km) |
| Dublin to Silves | 1,121.64 mi (1,805.10 km) |
| Dublin to Sines | 1,070.94 mi (1,723.51 km) |
| Dublin to Sintra | 1,016.23 mi (1,635.46 km) |
| Dublin to Sobrado de Paiva | 856.11 mi (1,377.78 km) |
| Dublin to Sobral de Monte Agraco | 999.65 mi (1,608.77 km) |
| Dublin to Soure | 925.66 mi (1,489.71 km) |
| Dublin to Tabua | 901.31 mi (1,450.52 km) |
| Dublin to Tavira | 1,123.59 mi (1,808.25 km) |
| Dublin to Tomar | 955.44 mi (1,537.64 km) |
| Dublin to Tondela | 890.78 mi (1,433.57 km) |
| Dublin to Torre de Moncorvo | 840.46 mi (1,352.60 km) |
| Dublin to Torres Novas | 965.21 mi (1,553.35 km) |
| Dublin to Torres Vedras | 995.93 mi (1,602.79 km) |
