| Tulcea to Sesimbra | 1,987.01 mi (3,197.78 km) |
| Tulcea to Setubal | 1,974.50 mi (3,177.66 km) |
| Tulcea to Sever do Vouga | 1,887.22 mi (3,037.19 km) |
| Tulcea to Silves | 1,994.13 mi (3,209.24 km) |
| Tulcea to Sines | 1,990.51 mi (3,203.41 km) |
| Tulcea to Sintra | 1,990.46 mi (3,203.34 km) |
| Tulcea to Sobrado de Paiva | 1,874.73 mi (3,017.09 km) |
| Tulcea to Sobral de Monte Agraco | 1,972.54 mi (3,174.50 km) |
| Tulcea to Soure | 1,918.26 mi (3,087.15 km) |
| Tulcea to Tabua | 1,880.56 mi (3,026.47 km) |
| Tulcea to Tavira | 1,958.05 mi (3,151.18 km) |
| Tulcea to Tomar | 1,920.13 mi (3,090.15 km) |
| Tulcea to Tondela | 1,879.08 mi (3,024.08 km) |
| Tulcea to Torre de Moncorvo | 1,815.55 mi (2,921.84 km) |
| Tulcea to Torres Novas | 1,929.55 mi (3,105.32 km) |
