| Idanha-a-Nova to Masquefa | 486.09 mi (782.29 km) |
| Idanha-a-Nova to Matadepera | 498.05 mi (801.53 km) |
| Idanha-a-Nova to Mazarron | 356.79 mi (574.20 km) |
| Idanha-a-Nova to Meco | 210.72 mi (339.12 km) |
| Idanha-a-Nova to Medina del Campo | 154.59 mi (248.79 km) |
| Idanha-a-Nova to Medina Sidonia | 248.85 mi (400.49 km) |
| Idanha-a-Nova to Mejorada del Campo | 205.85 mi (331.28 km) |
| Idanha-a-Nova to Meliana | 366.74 mi (590.21 km) |
| Idanha-a-Nova to Mengibar | 227.98 mi (366.90 km) |
| Idanha-a-Nova to Merida | 85.11 mi (136.96 km) |
| Idanha-a-Nova to Miajadas | 81.67 mi (131.44 km) |
| Idanha-a-Nova to Mieres | 242.34 mi (390.01 km) |
| Idanha-a-Nova to Miguelturra | 187.07 mi (301.06 km) |
| Idanha-a-Nova to Mijas | 269.06 mi (433.02 km) |
| Idanha-a-Nova to Miranda de Ebro | 293.80 mi (472.82 km) |
