| Derry to Sesimbra | 1,146.29 mi (1,844.78 km) |
| Derry to Setubal | 1,140.08 mi (1,834.78 km) |
| Derry to Sever do Vouga | 986.28 mi (1,587.26 km) |
| Derry to Silves | 1,231.28 mi (1,981.55 km) |
| Derry to Sines | 1,179.30 mi (1,897.90 km) |
| Derry to Sintra | 1,122.83 mi (1,807.03 km) |
| Derry to Sobrado de Paiva | 965.36 mi (1,553.59 km) |
| Derry to Sobral de Monte Agraco | 1,106.87 mi (1,781.34 km) |
| Derry to Soure | 1,034.08 mi (1,664.20 km) |
| Derry to Tabua | 1,011.42 mi (1,627.73 km) |
| Derry to Tavira | 1,235.13 mi (1,987.75 km) |
| Derry to Tomar | 1,064.62 mi (1,713.35 km) |
| Derry to Tondela | 1,000.70 mi (1,610.48 km) |
| Derry to Torre de Moncorvo | 952.96 mi (1,533.64 km) |
| Derry to Torres Novas | 1,074.09 mi (1,728.58 km) |
