| Siano to Ponta Delgada | 2,150.33 mi (3,460.62 km) |
| Siano to Ponta do Sol | 1,836.24 mi (2,955.15 km) |
| Siano to Ponte da Barca | 1,197.97 mi (1,927.95 km) |
| Siano to Ponte de Lima | 1,205.86 mi (1,940.64 km) |
| Siano to Ponte de Sor | 1,203.00 mi (1,936.04 km) |
| Siano to Portalegre | 1,170.66 mi (1,884.00 km) |
| Siano to Portimao | 1,269.50 mi (2,043.07 km) |
| Siano to Porto | 1,212.78 mi (1,951.78 km) |
| Siano to Porto de Mos | 1,239.81 mi (1,995.28 km) |
| Siano to Povoa de Lanhoso | 1,191.60 mi (1,917.70 km) |
| Siano to Povoa de Santa Iria | 1,264.05 mi (2,034.29 km) |
| Siano to Povoa de Varzim | 1,218.31 mi (1,960.67 km) |
| Siano to Praia da Vitoria | 2,201.45 mi (3,542.89 km) |
| Siano to Praia do Carvoeiro | 1,265.79 mi (2,037.09 km) |
| Siano to Quarteira | 1,248.31 mi (2,008.96 km) |
