| Roskilde to Marco de Canavezes | 1,353.86 mi (2,178.83 km) |
| Roskilde to Marinha Grande | 1,458.65 mi (2,347.47 km) |
| Roskilde to Massama | 1,525.90 mi (2,455.70 km) |
| Roskilde to Matosinhos | 1,370.62 mi (2,205.80 km) |
| Roskilde to Mealhada | 1,408.11 mi (2,266.13 km) |
| Roskilde to Melgaco | 1,305.55 mi (2,101.08 km) |
| Roskilde to Melres | 1,367.99 mi (2,201.57 km) |
| Roskilde to Mira | 1,413.78 mi (2,275.26 km) |
| Roskilde to Miranda do Corvo | 1,420.80 mi (2,286.55 km) |
| Roskilde to Mirandela | 1,307.80 mi (2,104.70 km) |
| Roskilde to Mogadouro | 1,302.75 mi (2,096.57 km) |
| Roskilde to Moimenta da Beira | 1,349.29 mi (2,171.48 km) |
| Roskilde to Moita | 1,523.55 mi (2,451.92 km) |
| Roskilde to Moncao | 1,314.57 mi (2,115.60 km) |
| Roskilde to Montalegre | 1,307.19 mi (2,103.72 km) |
