| Siano to Ericeira | 1,280.67 mi (2,061.05 km) |
| Siano to Ermezinde | 1,208.63 mi (1,945.10 km) |
| Siano to Esmoriz | 1,214.75 mi (1,954.95 km) |
| Siano to Espinho | 1,214.95 mi (1,955.27 km) |
| Siano to Esposende | 1,218.42 mi (1,960.85 km) |
| Siano to Estarreja | 1,213.48 mi (1,952.90 km) |
| Siano to Estoril | 1,283.88 mi (2,066.21 km) |
| Siano to Estremoz | 1,186.56 mi (1,909.58 km) |
| Siano to Evora | 1,207.88 mi (1,943.89 km) |
| Siano to Fafe | 1,187.19 mi (1,910.60 km) |
| Siano to Falagueira | 1,273.96 mi (2,050.25 km) |
| Siano to Famalicao | 1,205.46 mi (1,940.00 km) |
| Siano to Fanzeres | 1,208.16 mi (1,944.34 km) |
| Siano to Faro | 1,240.75 mi (1,996.79 km) |
| Siano to Fatima | 1,231.57 mi (1,982.02 km) |
