| Onda to Arcos de Valdevez | 445.10 mi (716.32 km) |
| Onda to Arcozelo | 446.24 mi (718.15 km) |
| Onda to Arganil | 412.02 mi (663.08 km) |
| Onda to Arouca | 424.81 mi (683.67 km) |
| Onda to Arruda dos Vinhos | 474.14 mi (763.06 km) |
| Onda to Aveiro | 444.17 mi (714.83 km) |
| Onda to Aver-o-Mar | 456.41 mi (734.53 km) |
| Onda to Aves | 432.96 mi (696.78 km) |
| Onda to Azambuja | 462.53 mi (744.36 km) |
| Onda to Baiao | 416.05 mi (669.57 km) |
| Onda to Barcelos | 450.07 mi (724.31 km) |
| Onda to Barreiro | 478.79 mi (770.54 km) |
| Onda to Batalha | 453.42 mi (729.71 km) |
| Onda to Beja | 430.14 mi (692.24 km) |
| Onda to Belas | 487.86 mi (785.14 km) |
