| Diest to Masquefa | 672.93 mi (1,082.97 km) |
| Diest to Matadepera | 663.93 mi (1,068.50 km) |
| Diest to Mazarron | 976.10 mi (1,570.88 km) |
| Diest to Meco | 824.86 mi (1,327.49 km) |
| Diest to Medina del Campo | 820.29 mi (1,320.12 km) |
| Diest to Medina Sidonia | 1,140.02 mi (1,834.69 km) |
| Diest to Mejorada del Campo | 835.99 mi (1,345.40 km) |
| Diest to Meliana | 833.50 mi (1,341.39 km) |
| Diest to Mengibar | 998.12 mi (1,606.32 km) |
| Diest to Merida | 1,001.03 mi (1,611.01 km) |
| Diest to Miajadas | 978.94 mi (1,575.45 km) |
| Diest to Mieres | 736.58 mi (1,185.42 km) |
| Diest to Miguelturra | 938.10 mi (1,509.72 km) |
| Diest to Mijas | 1,102.83 mi (1,774.83 km) |
| Diest to Miranda de Ebro | 685.72 mi (1,103.55 km) |
