| Brussels to Marco de Canavezes | 895.17 mi (1,440.64 km) |
| Brussels to Marinha Grande | 999.26 mi (1,608.16 km) |
| Brussels to Massama | 1,066.06 mi (1,715.66 km) |
| Brussels to Matosinhos | 912.82 mi (1,469.04 km) |
| Brussels to Mealhada | 948.83 mi (1,526.99 km) |
| Brussels to Melgaco | 848.82 mi (1,366.05 km) |
| Brussels to Melres | 909.50 mi (1,463.70 km) |
| Brussels to Mira | 954.90 mi (1,536.76 km) |
| Brussels to Miranda do Corvo | 961.14 mi (1,546.81 km) |
| Brussels to Mirandela | 848.28 mi (1,365.17 km) |
| Brussels to Mogadouro | 842.73 mi (1,356.25 km) |
| Brussels to Moimenta da Beira | 889.72 mi (1,431.87 km) |
| Brussels to Moita | 1,063.50 mi (1,711.54 km) |
| Brussels to Moncao | 858.21 mi (1,381.16 km) |
| Brussels to Montalegre | 848.94 mi (1,366.24 km) |
