| Don Benito to Mangualde | 152.19 mi (244.93 km) |
| Don Benito to Marco de Canavezes | 195.83 mi (315.15 km) |
| Don Benito to Marinha Grande | 173.06 mi (278.51 km) |
| Don Benito to Massama | 184.14 mi (296.34 km) |
| Don Benito to Matosinhos | 215.00 mi (346.01 km) |
| Don Benito to Mealhada | 169.38 mi (272.60 km) |
| Don Benito to Melgaco | 252.33 mi (406.09 km) |
| Don Benito to Melres | 198.33 mi (319.18 km) |
| Don Benito to Mira | 183.69 mi (295.62 km) |
| Don Benito to Miranda do Corvo | 153.66 mi (247.29 km) |
| Don Benito to Mirandela | 188.21 mi (302.90 km) |
| Don Benito to Mogadouro | 170.45 mi (274.31 km) |
| Don Benito to Moimenta da Beira | 167.88 mi (270.17 km) |
| Don Benito to Moita | 169.39 mi (272.60 km) |
| Don Benito to Moncao | 255.61 mi (411.36 km) |
