| Bucharest to Mangualde | 1,732.12 mi (2,787.58 km) |
| Bucharest to Marco de Canavezes | 1,737.89 mi (2,796.86 km) |
| Bucharest to Marinha Grande | 1,811.03 mi (2,914.58 km) |
| Bucharest to Massama | 1,854.45 mi (2,984.45 km) |
| Bucharest to Matosinhos | 1,764.92 mi (2,840.37 km) |
| Bucharest to Mealhada | 1,771.37 mi (2,850.74 km) |
| Bucharest to Melgaco | 1,723.64 mi (2,773.93 km) |
| Bucharest to Melres | 1,752.82 mi (2,820.89 km) |
| Bucharest to Mira | 1,784.11 mi (2,871.25 km) |
| Bucharest to Miranda do Corvo | 1,772.59 mi (2,852.71 km) |
| Bucharest to Mirandela | 1,683.62 mi (2,709.52 km) |
| Bucharest to Mogadouro | 1,664.05 mi (2,678.04 km) |
| Bucharest to Moimenta da Beira | 1,716.11 mi (2,761.81 km) |
| Bucharest to Moita | 1,843.04 mi (2,966.09 km) |
| Bucharest to Moncao | 1,734.97 mi (2,792.17 km) |
