| Klosterneuburg to Marco de Canavezes | 1,290.53 mi (2,076.91 km) |
| Klosterneuburg to Marinha Grande | 1,378.16 mi (2,217.93 km) |
| Klosterneuburg to Massama | 1,432.27 mi (2,305.02 km) |
| Klosterneuburg to Matosinhos | 1,315.17 mi (2,116.56 km) |
| Klosterneuburg to Mealhada | 1,332.85 mi (2,145.02 km) |
| Klosterneuburg to Melgaco | 1,264.10 mi (2,034.37 km) |
| Klosterneuburg to Melres | 1,305.84 mi (2,101.54 km) |
| Klosterneuburg to Mira | 1,343.59 mi (2,162.30 km) |
| Klosterneuburg to Miranda do Corvo | 1,338.30 mi (2,153.79 km) |
| Klosterneuburg to Mirandela | 1,236.66 mi (1,990.21 km) |
| Klosterneuburg to Mogadouro | 1,221.29 mi (1,965.48 km) |
| Klosterneuburg to Moimenta da Beira | 1,273.86 mi (2,050.07 km) |
| Klosterneuburg to Moita | 1,423.88 mi (2,291.51 km) |
| Klosterneuburg to Moncao | 1,275.16 mi (2,052.17 km) |
| Klosterneuburg to Montalegre | 1,252.42 mi (2,015.58 km) |
