| Aberystwyth to Masanasa | 915.56 mi (1,473.46 km) |
| Aberystwyth to Masquefa | 802.78 mi (1,291.96 km) |
| Aberystwyth to Matadepera | 799.69 mi (1,286.98 km) |
| Aberystwyth to Mazarron | 1,032.35 mi (1,661.41 km) |
| Aberystwyth to Meco | 820.23 mi (1,320.03 km) |
| Aberystwyth to Medina del Campo | 768.90 mi (1,237.43 km) |
| Aberystwyth to Medina Sidonia | 1,105.47 mi (1,779.09 km) |
| Aberystwyth to Mejorada del Campo | 830.96 mi (1,337.31 km) |
| Aberystwyth to Meliana | 907.93 mi (1,461.17 km) |
| Aberystwyth to Mengibar | 998.19 mi (1,606.43 km) |
| Aberystwyth to Merida | 939.92 mi (1,512.65 km) |
| Aberystwyth to Miajadas | 921.34 mi (1,482.76 km) |
| Aberystwyth to Mieres | 637.93 mi (1,026.66 km) |
| Aberystwyth to Miguelturra | 929.14 mi (1,495.31 km) |
| Aberystwyth to Mijas | 1,092.97 mi (1,758.97 km) |
