| Bratislava to Mangualde | 1,326.65 mi (2,135.04 km) |
| Bratislava to Marco de Canavezes | 1,323.75 mi (2,130.37 km) |
| Bratislava to Marinha Grande | 1,410.45 mi (2,269.90 km) |
| Bratislava to Massama | 1,463.87 mi (2,355.88 km) |
| Bratislava to Matosinhos | 1,348.59 mi (2,170.35 km) |
| Bratislava to Mealhada | 1,365.49 mi (2,197.54 km) |
| Bratislava to Melgaco | 1,298.16 mi (2,089.18 km) |
| Bratislava to Melres | 1,339.05 mi (2,154.99 km) |
| Bratislava to Mira | 1,376.39 mi (2,215.09 km) |
| Bratislava to Miranda do Corvo | 1,370.64 mi (2,205.83 km) |
| Bratislava to Mirandela | 1,269.77 mi (2,043.50 km) |
| Bratislava to Mogadouro | 1,254.07 mi (2,018.23 km) |
| Bratislava to Moimenta da Beira | 1,306.68 mi (2,102.89 km) |
| Bratislava to Moita | 1,455.25 mi (2,341.99 km) |
| Bratislava to Moncao | 1,309.24 mi (2,107.03 km) |
