| Flitwick to Mangualde | 859.54 mi (1,383.30 km) |
| Flitwick to Marco de Canavezes | 830.16 mi (1,336.01 km) |
| Flitwick to Marinha Grande | 937.41 mi (1,508.61 km) |
| Flitwick to Massama | 1,007.84 mi (1,621.96 km) |
| Flitwick to Matosinhos | 841.75 mi (1,354.66 km) |
| Flitwick to Mealhada | 887.19 mi (1,427.80 km) |
| Flitwick to Melgaco | 773.84 mi (1,245.38 km) |
| Flitwick to Melres | 842.72 mi (1,356.23 km) |
| Flitwick to Mira | 889.81 mi (1,432.02 km) |
| Flitwick to Miranda do Corvo | 903.00 mi (1,453.23 km) |
| Flitwick to Mirandela | 791.87 mi (1,274.39 km) |
| Flitwick to Mogadouro | 793.33 mi (1,276.75 km) |
| Flitwick to Moimenta da Beira | 832.57 mi (1,339.89 km) |
| Flitwick to Moita | 1,008.94 mi (1,623.73 km) |
| Flitwick to Moncao | 781.27 mi (1,257.34 km) |
