| San Fernando to Mangualde | 298.05 mi (479.66 km) |
| San Fernando to Marco de Canavezes | 342.35 mi (550.95 km) |
| San Fernando to Marinha Grande | 271.16 mi (436.38 km) |
| San Fernando to Massama | 230.97 mi (371.71 km) |
| San Fernando to Matosinhos | 352.53 mi (567.35 km) |
| San Fernando to Mealhada | 296.73 mi (477.53 km) |
| San Fernando to Melgaco | 405.68 mi (652.88 km) |
| San Fernando to Melres | 339.17 mi (545.85 km) |
| San Fernando to Mira | 306.40 mi (493.10 km) |
| San Fernando to Miranda do Corvo | 276.39 mi (444.81 km) |
| San Fernando to Mirandela | 350.73 mi (564.45 km) |
| San Fernando to Mogadouro | 337.39 mi (542.98 km) |
| San Fernando to Moimenta da Beira | 320.98 mi (516.57 km) |
| San Fernando to Moita | 214.45 mi (345.12 km) |
| San Fernando to Moncao | 406.08 mi (653.52 km) |
