| Caen to Marco de Canavezes | 669.17 mi (1,076.92 km) |
| Caen to Marinha Grande | 775.30 mi (1,247.72 km) |
| Caen to Massama | 844.09 mi (1,358.44 km) |
| Caen to Matosinhos | 684.56 mi (1,101.70 km) |
| Caen to Mealhada | 724.63 mi (1,166.17 km) |
| Caen to Melgaco | 618.68 mi (995.67 km) |
| Caen to Melres | 682.89 mi (1,099.00 km) |
| Caen to Mira | 729.29 mi (1,173.68 km) |
| Caen to Miranda do Corvo | 738.56 mi (1,188.60 km) |
| Caen to Mirandela | 625.61 mi (1,006.82 km) |
| Caen to Mogadouro | 623.35 mi (1,003.18 km) |
| Caen to Moimenta da Beira | 667.06 mi (1,073.53 km) |
| Caen to Moita | 843.21 mi (1,357.01 km) |
| Caen to Moncao | 627.47 mi (1,009.82 km) |
| Caen to Montalegre | 621.88 mi (1,000.82 km) |
