| Miami Beach to Mangualde | 4,189.64 mi (6,742.58 km) |
| Miami Beach to Marco de Canavezes | 4,162.78 mi (6,699.35 km) |
| Miami Beach to Marinha Grande | 4,138.99 mi (6,661.06 km) |
| Miami Beach to Massama | 4,133.08 mi (6,651.55 km) |
| Miami Beach to Matosinhos | 4,134.57 mi (6,653.94 km) |
| Miami Beach to Mealhada | 4,156.64 mi (6,689.47 km) |
| Miami Beach to Melgaco | 4,146.44 mi (6,673.04 km) |
| Miami Beach to Melres | 4,151.29 mi (6,680.85 km) |
| Miami Beach to Mira | 4,141.37 mi (6,664.89 km) |
| Miami Beach to Miranda do Corvo | 4,166.10 mi (6,704.68 km) |
| Miami Beach to Mirandela | 4,208.74 mi (6,773.32 km) |
| Miami Beach to Mogadouro | 4,234.31 mi (6,814.47 km) |
| Miami Beach to Moimenta da Beira | 4,192.70 mi (6,747.51 km) |
| Miami Beach to Moita | 4,149.87 mi (6,678.57 km) |
| Miami Beach to Moncao | 4,136.10 mi (6,656.41 km) |
