| Melbourne to Montalegre | 4,109.99 mi (6,614.39 km) |
| Melbourne to Montemor-o-Novo | 4,136.34 mi (6,656.80 km) |
| Melbourne to Montemor-o-Velho | 4,088.61 mi (6,579.98 km) |
| Melbourne to Montijo | 4,099.94 mi (6,598.22 km) |
| Melbourne to Mortagua | 4,107.80 mi (6,610.87 km) |
| Melbourne to Moura | 4,185.20 mi (6,735.42 km) |
| Melbourne to Murtosa | 4,082.89 mi (6,570.77 km) |
| Melbourne to Nazare | 4,077.19 mi (6,561.60 km) |
| Melbourne to Nelas | 4,126.21 mi (6,640.50 km) |
| Melbourne to Obidos | 4,076.08 mi (6,559.81 km) |
| Melbourne to Odemira | 4,131.78 mi (6,649.46 km) |
| Melbourne to Odivelas | 4,083.59 mi (6,571.90 km) |
| Melbourne to Oeiras | 4,078.04 mi (6,562.98 km) |
| Melbourne to Olhao | 4,183.46 mi (6,732.62 km) |
| Melbourne to Oliveira de Azemeis | 4,089.44 mi (6,581.32 km) |
