| Alcazar de San Juan to Mangualde | 254.89 mi (410.20 km) |
| Alcazar de San Juan to Marco de Canavezes | 288.01 mi (463.50 km) |
| Alcazar de San Juan to Marinha Grande | 305.90 mi (492.30 km) |
| Alcazar de San Juan to Massama | 328.52 mi (528.71 km) |
| Alcazar de San Juan to Matosinhos | 314.45 mi (506.06 km) |
| Alcazar de San Juan to Mealhada | 286.05 mi (460.35 km) |
| Alcazar de San Juan to Melgaco | 324.32 mi (521.94 km) |
| Alcazar de San Juan to Melres | 296.98 mi (477.95 km) |
| Alcazar de San Juan to Mira | 301.34 mi (484.97 km) |
| Alcazar de San Juan to Miranda do Corvo | 276.53 mi (445.04 km) |
| Alcazar de San Juan to Mirandela | 253.64 mi (408.20 km) |
| Alcazar de San Juan to Mogadouro | 227.79 mi (366.59 km) |
| Alcazar de San Juan to Moimenta da Beira | 256.77 mi (413.24 km) |
| Alcazar de San Juan to Moita | 314.42 mi (506.01 km) |
| Alcazar de San Juan to Moncao | 331.89 mi (534.12 km) |
