| Milford Haven to Mancha Real | 964.82 mi (1,552.73 km) |
| Milford Haven to Manilva | 1,059.31 mi (1,704.80 km) |
| Milford Haven to Manises | 873.30 mi (1,405.44 km) |
| Milford Haven to Manlleu | 754.29 mi (1,213.91 km) |
| Milford Haven to Manresa | 762.19 mi (1,226.63 km) |
| Milford Haven to Manzanares | 882.38 mi (1,420.06 km) |
| Milford Haven to Manzanares el Real | 761.20 mi (1,225.03 km) |
| Milford Haven to Maracena | 1,005.19 mi (1,617.70 km) |
| Milford Haven to Marbella | 1,050.07 mi (1,689.93 km) |
| Milford Haven to Marchena | 993.79 mi (1,599.35 km) |
| Milford Haven to Marin | 666.40 mi (1,072.47 km) |
| Milford Haven to Marratxi | 913.81 mi (1,470.64 km) |
| Milford Haven to Martorell | 780.27 mi (1,255.73 km) |
| Milford Haven to Martos | 968.55 mi (1,558.73 km) |
| Milford Haven to Masamagrell | 868.92 mi (1,398.40 km) |
