| Portales to Mancha Real | 5,285.32 mi (8,505.90 km) |
| Portales to Manilva | 5,261.84 mi (8,468.11 km) |
| Portales to Manises | 5,362.38 mi (8,629.92 km) |
| Portales to Manlleu | 5,380.35 mi (8,658.83 km) |
| Portales to Manresa | 5,372.20 mi (8,645.72 km) |
| Portales to Manzanares | 5,250.73 mi (8,450.23 km) |
| Portales to Manzanares el Real | 5,164.55 mi (8,311.53 km) |
| Portales to Maracena | 5,306.47 mi (8,539.94 km) |
| Portales to Marbella | 5,274.06 mi (8,487.78 km) |
| Portales to Marchena | 5,218.94 mi (8,399.07 km) |
| Portales to Marin | 4,890.73 mi (7,870.87 km) |
| Portales to Marratxi | 5,495.44 mi (8,844.06 km) |
| Portales to Martorell | 5,386.52 mi (8,668.77 km) |
| Portales to Martos | 5,271.70 mi (8,483.98 km) |
| Portales to Masamagrell | 5,364.26 mi (8,632.95 km) |
