| Douarnenez to Setubal | 699.41 mi (1,125.59 km) |
| Douarnenez to Sever do Vouga | 545.88 mi (878.51 km) |
| Douarnenez to Silves | 781.58 mi (1,257.83 km) |
| Douarnenez to Sines | 736.58 mi (1,185.41 km) |
| Douarnenez to Sintra | 690.01 mi (1,110.46 km) |
| Douarnenez to Sobrado de Paiva | 524.62 mi (844.30 km) |
| Douarnenez to Sobral de Monte Agraco | 671.50 mi (1,080.67 km) |
| Douarnenez to Soure | 595.06 mi (957.65 km) |
| Douarnenez to Tabua | 564.56 mi (908.58 km) |
| Douarnenez to Tavira | 776.70 mi (1,249.97 km) |
| Douarnenez to Tomar | 620.85 mi (999.15 km) |
| Douarnenez to Tondela | 555.16 mi (893.44 km) |
| Douarnenez to Torre de Moncorvo | 495.65 mi (797.66 km) |
| Douarnenez to Torres Novas | 631.52 mi (1,016.33 km) |
| Douarnenez to Torres Vedras | 669.32 mi (1,077.17 km) |
