| Mount Airy to Mangualde | 3,831.33 mi (6,165.92 km) |
| Mount Airy to Marco de Canavezes | 3,798.08 mi (6,112.42 km) |
| Mount Airy to Marinha Grande | 3,794.95 mi (6,107.38 km) |
| Mount Airy to Massama | 3,803.03 mi (6,120.39 km) |
| Mount Airy to Matosinhos | 3,771.29 mi (6,069.30 km) |
| Mount Airy to Mealhada | 3,803.04 mi (6,120.41 km) |
| Mount Airy to Melgaco | 3,770.08 mi (6,067.35 km) |
| Mount Airy to Melres | 3,788.73 mi (6,097.38 km) |
| Mount Airy to Mira | 3,787.89 mi (6,096.01 km) |
| Mount Airy to Miranda do Corvo | 3,815.84 mi (6,140.99 km) |
| Mount Airy to Mirandela | 3,837.67 mi (6,176.13 km) |
| Mount Airy to Mogadouro | 3,863.93 mi (6,218.39 km) |
| Mount Airy to Moimenta da Beira | 3,829.19 mi (6,162.49 km) |
| Mount Airy to Moita | 3,820.37 mi (6,148.28 km) |
| Mount Airy to Moncao | 3,760.81 mi (6,052.45 km) |
