| Leixlip to Marco de Canavezes | 845.16 mi (1,360.16 km) |
| Leixlip to Marinha Grande | 947.66 mi (1,525.11 km) |
| Leixlip to Massama | 1,017.88 mi (1,638.12 km) |
| Leixlip to Matosinhos | 847.88 mi (1,364.53 km) |
| Leixlip to Mealhada | 901.58 mi (1,450.96 km) |
| Leixlip to Melgaco | 781.45 mi (1,257.62 km) |
| Leixlip to Melres | 854.32 mi (1,374.90 km) |
| Leixlip to Mira | 899.59 mi (1,447.76 km) |
| Leixlip to Miranda do Corvo | 920.55 mi (1,481.48 km) |
| Leixlip to Mirandela | 821.39 mi (1,321.90 km) |
| Leixlip to Mogadouro | 831.33 mi (1,337.90 km) |
| Leixlip to Moimenta da Beira | 857.30 mi (1,379.68 km) |
| Leixlip to Moita | 1,023.52 mi (1,647.20 km) |
| Leixlip to Moncao | 785.53 mi (1,264.18 km) |
| Leixlip to Montalegre | 799.69 mi (1,286.98 km) |
