| Fleron to Marco de Canavezes | 928.40 mi (1,494.12 km) |
| Fleron to Marinha Grande | 1,030.96 mi (1,659.18 km) |
| Fleron to Massama | 1,096.48 mi (1,764.61 km) |
| Fleron to Matosinhos | 947.25 mi (1,524.45 km) |
| Fleron to Mealhada | 980.85 mi (1,578.53 km) |
| Fleron to Melgaco | 884.66 mi (1,423.73 km) |
| Fleron to Melres | 943.01 mi (1,517.62 km) |
| Fleron to Mira | 987.66 mi (1,589.49 km) |
| Fleron to Miranda do Corvo | 992.27 mi (1,596.91 km) |
| Fleron to Mirandela | 879.99 mi (1,416.21 km) |
| Fleron to Mogadouro | 872.90 mi (1,404.80 km) |
| Fleron to Moimenta da Beira | 921.22 mi (1,482.56 km) |
| Fleron to Moita | 1,093.08 mi (1,759.13 km) |
| Fleron to Moncao | 894.39 mi (1,439.39 km) |
| Fleron to Montalegre | 882.97 mi (1,421.00 km) |
