| Athens to Marco de Canavezes | 1,702.20 mi (2,739.42 km) |
| Athens to Marinha Grande | 1,751.57 mi (2,818.88 km) |
| Athens to Massama | 1,778.83 mi (2,862.74 km) |
| Athens to Matosinhos | 1,730.75 mi (2,785.37 km) |
| Athens to Mealhada | 1,721.74 mi (2,770.88 km) |
| Athens to Melgaco | 1,705.84 mi (2,745.29 km) |
| Athens to Melres | 1,715.65 mi (2,761.07 km) |
| Athens to Mira | 1,736.29 mi (2,794.29 km) |
| Athens to Miranda do Corvo | 1,717.41 mi (2,763.90 km) |
| Athens to Mirandela | 1,651.11 mi (2,657.20 km) |
| Athens to Mogadouro | 1,627.37 mi (2,619.00 km) |
| Athens to Moimenta da Beira | 1,675.08 mi (2,695.78 km) |
| Athens to Moita | 1,764.42 mi (2,839.57 km) |
| Athens to Moncao | 1,716.84 mi (2,762.99 km) |
| Athens to Montalegre | 1,681.91 mi (2,706.77 km) |
