| Bentley to Mangualde | 946.17 mi (1,522.71 km) |
| Bentley to Marco de Canavezes | 914.18 mi (1,471.24 km) |
| Bentley to Marinha Grande | 1,021.15 mi (1,643.39 km) |
| Bentley to Massama | 1,092.05 mi (1,757.48 km) |
| Bentley to Matosinhos | 923.54 mi (1,486.30 km) |
| Bentley to Mealhada | 971.59 mi (1,563.62 km) |
| Bentley to Melgaco | 855.29 mi (1,376.46 km) |
| Bentley to Melres | 925.98 mi (1,490.22 km) |
| Bentley to Mira | 973.03 mi (1,565.95 km) |
| Bentley to Miranda do Corvo | 988.34 mi (1,590.59 km) |
| Bentley to Mirandela | 879.19 mi (1,414.92 km) |
| Bentley to Mogadouro | 882.73 mi (1,420.62 km) |
| Bentley to Moimenta da Beira | 919.10 mi (1,479.15 km) |
| Bentley to Moita | 1,094.33 mi (1,761.15 km) |
| Bentley to Moncao | 861.90 mi (1,387.10 km) |
