| Boston to Entroncamento | 1,015.30 mi (1,633.96 km) |
| Boston to Ericeira | 1,066.02 mi (1,715.59 km) |
| Boston to Ermezinde | 904.50 mi (1,455.65 km) |
| Boston to Esmoriz | 922.72 mi (1,484.98 km) |
| Boston to Espinho | 919.49 mi (1,479.78 km) |
| Boston to Esposende | 889.37 mi (1,431.31 km) |
| Boston to Estarreja | 934.57 mi (1,504.05 km) |
| Boston to Estoril | 1,082.20 mi (1,741.64 km) |
| Boston to Estremoz | 1,039.98 mi (1,673.69 km) |
| Boston to Evora | 1,063.86 mi (1,712.12 km) |
| Boston to Fafe | 881.92 mi (1,419.31 km) |
| Boston to Falagueira | 1,075.33 mi (1,730.57 km) |
| Boston to Famalicao | 891.15 mi (1,434.16 km) |
| Boston to Fanzeres | 907.35 mi (1,460.24 km) |
| Boston to Faro | 1,166.70 mi (1,877.63 km) |
