| Ano Syros to Setubal | 1,831.32 mi (2,947.23 km) |
| Ano Syros to Sever do Vouga | 1,787.53 mi (2,876.75 km) |
| Ano Syros to Silves | 1,822.32 mi (2,932.73 km) |
| Ano Syros to Sines | 1,835.90 mi (2,954.60 km) |
| Ano Syros to Sintra | 1,855.09 mi (2,985.48 km) |
| Ano Syros to Sobrado de Paiva | 1,781.12 mi (2,866.44 km) |
| Ano Syros to Sobral de Monte Agraco | 1,840.47 mi (2,961.95 km) |
| Ano Syros to Soure | 1,805.14 mi (2,905.09 km) |
| Ano Syros to Tabua | 1,771.61 mi (2,851.14 km) |
| Ano Syros to Tavira | 1,780.55 mi (2,865.52 km) |
| Ano Syros to Tomar | 1,796.72 mi (2,891.54 km) |
| Ano Syros to Tondela | 1,773.68 mi (2,854.47 km) |
| Ano Syros to Torre de Moncorvo | 1,721.69 mi (2,770.79 km) |
| Ano Syros to Torres Novas | 1,803.88 mi (2,903.06 km) |
| Ano Syros to Torres Vedras | 1,845.99 mi (2,970.83 km) |
