| Donauworth to Marco de Canavezes | 1,058.20 mi (1,703.02 km) |
| Donauworth to Marinha Grande | 1,151.07 mi (1,852.46 km) |
| Donauworth to Massama | 1,209.22 mi (1,946.05 km) |
| Donauworth to Matosinhos | 1,081.49 mi (1,740.48 km) |
| Donauworth to Mealhada | 1,103.87 mi (1,776.50 km) |
| Donauworth to Melgaco | 1,026.85 mi (1,652.55 km) |
| Donauworth to Melres | 1,073.47 mi (1,727.58 km) |
| Donauworth to Mira | 1,113.58 mi (1,792.13 km) |
| Donauworth to Miranda do Corvo | 1,111.14 mi (1,788.20 km) |
| Donauworth to Mirandela | 1,005.25 mi (1,617.79 km) |
| Donauworth to Mogadouro | 992.04 mi (1,596.53 km) |
| Donauworth to Moimenta da Beira | 1,044.03 mi (1,680.20 km) |
| Donauworth to Moita | 1,202.31 mi (1,934.93 km) |
| Donauworth to Moncao | 1,037.67 mi (1,669.96 km) |
| Donauworth to Montalegre | 1,017.68 mi (1,637.80 km) |
