| Cities | Distance |
|---|---|
| Onex to Alenquer | 910.72 mi (1,465.66 km) |
| Onex to Alfena | 804.77 mi (1,295.15 km) |
| Onex to Alijo | 756.47 mi (1,217.42 km) |
| Onex to Aljustrel | 926.05 mi (1,490.33 km) |
| Onex to Almada | 932.49 mi (1,500.70 km) |
| Onex to Almargem | 930.11 mi (1,496.87 km) |
| Onex to Almeirim | 887.42 mi (1,428.16 km) |
| Onex to Amadora | 933.38 mi (1,502.12 km) |
| Onex to Amarante | 783.19 mi (1,260.43 km) |
| Onex to Amares | 783.29 mi (1,260.58 km) |
| Onex to Amora | 933.17 mi (1,501.78 km) |
| Onex to Anadia | 829.92 mi (1,335.62 km) |
| Onex to Angra do Heroismo | 1,762.39 mi (2,836.30 km) |
| Onex to Ansiao | 850.08 mi (1,368.07 km) |
| Onex to Anta | 817.32 mi (1,315.35 km) |