| Osuna to Arcos de Valdevez | 364.47 mi (586.56 km) |
| Osuna to Arcozelo | 325.07 mi (523.15 km) |
| Osuna to Arganil | 260.51 mi (419.24 km) |
| Osuna to Arouca | 306.25 mi (492.86 km) |
| Osuna to Arruda dos Vinhos | 247.20 mi (397.83 km) |
| Osuna to Aveiro | 302.58 mi (486.95 km) |
| Osuna to Aver-o-Mar | 348.49 mi (560.83 km) |
| Osuna to Aves | 337.17 mi (542.61 km) |
| Osuna to Azambuja | 240.66 mi (387.31 km) |
| Osuna to Baiao | 313.84 mi (505.08 km) |
| Osuna to Barcelos | 350.45 mi (563.99 km) |
| Osuna to Barreiro | 237.70 mi (382.54 km) |
| Osuna to Batalha | 260.68 mi (419.52 km) |
| Osuna to Beja | 162.01 mi (260.73 km) |
| Osuna to Belas | 250.83 mi (403.67 km) |
