| Bystrc to Marco de Canavezes | 1,315.54 mi (2,117.16 km) |
| Bystrc to Marinha Grande | 1,405.83 mi (2,262.46 km) |
| Bystrc to Massama | 1,461.80 mi (2,352.55 km) |
| Bystrc to Matosinhos | 1,339.49 mi (2,155.69 km) |
| Bystrc to Mealhada | 1,359.58 mi (2,188.03 km) |
| Bystrc to Melgaco | 1,286.35 mi (2,070.18 km) |
| Bystrc to Melres | 1,330.84 mi (2,141.78 km) |
| Bystrc to Mira | 1,369.83 mi (2,204.52 km) |
| Bystrc to Miranda do Corvo | 1,365.89 mi (2,198.19 km) |
| Bystrc to Mirandela | 1,262.08 mi (2,031.13 km) |
| Bystrc to Mogadouro | 1,247.76 mi (2,008.08 km) |
| Bystrc to Moimenta da Beira | 1,300.11 mi (2,092.33 km) |
| Bystrc to Moita | 1,454.03 mi (2,340.03 km) |
| Bystrc to Moncao | 1,297.27 mi (2,087.76 km) |
| Bystrc to Montalegre | 1,276.10 mi (2,053.69 km) |
