| Cities | Distance |
|---|---|
| Watford to Entroncamento | 927.01 mi (1,491.87 km) |
| Watford to Ericeira | 978.74 mi (1,575.13 km) |
| Watford to Ermezinde | 817.89 mi (1,316.27 km) |
| Watford to Esmoriz | 835.98 mi (1,345.37 km) |
| Watford to Espinho | 832.82 mi (1,340.30 km) |
| Watford to Esposende | 803.56 mi (1,293.21 km) |
| Watford to Estarreja | 847.51 mi (1,363.94 km) |
| Watford to Estoril | 994.69 mi (1,600.81 km) |
| Watford to Estremoz | 950.18 mi (1,529.17 km) |
| Watford to Evora | 974.29 mi (1,567.96 km) |
| Watford to Fafe | 794.87 mi (1,279.22 km) |
| Watford to Falagueira | 987.61 mi (1,589.40 km) |
| Watford to Famalicao | 804.70 mi (1,295.04 km) |
| Watford to Fanzeres | 820.66 mi (1,320.73 km) |
| Watford to Faro | 1,076.49 mi (1,732.44 km) |