| Opfikon to Entroncamento | 1,013.07 mi (1,630.38 km) |
| Opfikon to Ericeira | 1,074.51 mi (1,729.25 km) |
| Opfikon to Ermezinde | 946.02 mi (1,522.47 km) |
| Opfikon to Esmoriz | 959.28 mi (1,543.81 km) |
| Opfikon to Espinho | 957.75 mi (1,541.35 km) |
| Opfikon to Esposende | 944.66 mi (1,520.29 km) |
| Opfikon to Estarreja | 964.57 mi (1,552.33 km) |
| Opfikon to Estoril | 1,084.94 mi (1,746.04 km) |
| Opfikon to Estremoz | 1,004.02 mi (1,615.82 km) |
| Opfikon to Evora | 1,029.79 mi (1,657.28 km) |
| Opfikon to Fafe | 920.60 mi (1,481.56 km) |
| Opfikon to Falagueira | 1,075.38 mi (1,730.66 km) |
| Opfikon to Famalicao | 937.17 mi (1,508.22 km) |
| Opfikon to Fanzeres | 947.18 mi (1,524.33 km) |
| Opfikon to Faro | 1,105.37 mi (1,778.92 km) |
