| Biga to Entroncamento | 1,882.17 mi (3,029.06 km) |
| Biga to Ericeira | 1,939.85 mi (3,121.89 km) |
| Biga to Ermezinde | 1,862.17 mi (2,996.88 km) |
| Biga to Esmoriz | 1,869.31 mi (3,008.36 km) |
| Biga to Espinho | 1,869.29 mi (3,008.34 km) |
| Biga to Esposende | 1,870.45 mi (3,010.19 km) |
| Biga to Estarreja | 1,868.82 mi (3,007.57 km) |
| Biga to Estoril | 1,943.32 mi (3,127.48 km) |
| Biga to Estremoz | 1,846.15 mi (2,971.10 km) |
| Biga to Evora | 1,867.57 mi (3,005.57 km) |
| Biga to Fafe | 1,839.89 mi (2,961.01 km) |
| Biga to Falagueira | 1,933.39 mi (3,111.48 km) |
| Biga to Famalicao | 1,858.15 mi (2,990.40 km) |
| Biga to Fanzeres | 1,861.92 mi (2,996.46 km) |
| Biga to Faro | 1,899.32 mi (3,056.66 km) |
