| Portalegre to Minervino Murge | 1,242.33 mi (1,999.34 km) |
| Portalegre to Minturno | 1,120.81 mi (1,803.76 km) |
| Portalegre to Mira | 1,080.18 mi (1,738.38 km) |
| Portalegre to Mirandola | 1,019.77 mi (1,641.17 km) |
| Portalegre to Mirano | 1,079.86 mi (1,737.87 km) |
| Portalegre to Misano Adriatico | 1,084.08 mi (1,744.66 km) |
| Portalegre to Misilmeri | 1,126.56 mi (1,813.02 km) |
| Portalegre to Missaglia | 957.78 mi (1,541.41 km) |
| Portalegre to Misterbianco | 1,217.10 mi (1,958.73 km) |
| Portalegre to Modena | 1,008.72 mi (1,623.38 km) |
| Portalegre to Modica | 1,214.70 mi (1,954.86 km) |
| Portalegre to Modugno | 1,278.80 mi (2,058.03 km) |
| Portalegre to Mogliano Veneto | 1,087.40 mi (1,750.00 km) |
| Portalegre to Molfetta | 1,268.95 mi (2,042.17 km) |
| Portalegre to Molinella | 1,043.50 mi (1,679.35 km) |
