| Portimao to Montilla | 216.64 mi (348.66 km) |
| Portimao to Montmelo | 651.59 mi (1,048.63 km) |
| Portimao to Montornes del Valles | 652.09 mi (1,049.44 km) |
| Portimao to Montoro | 235.48 mi (378.97 km) |
| Portimao to Monzon | 569.74 mi (916.91 km) |
| Portimao to Mora | 312.05 mi (502.19 km) |
| Portimao to Moralzarzal | 346.46 mi (557.58 km) |
| Portimao to Moron de la Frontera | 170.02 mi (273.63 km) |
| Portimao to Mostoles | 334.82 mi (538.85 km) |
| Portimao to Motril | 278.55 mi (448.29 km) |
| Portimao to Muchamiel | 450.52 mi (725.04 km) |
| Portimao to Mula | 390.79 mi (628.92 km) |
| Portimao to Munguia | 523.77 mi (842.93 km) |
| Portimao to Murcia | 409.84 mi (659.58 km) |
| Portimao to Muro del Alcoy | 455.57 mi (733.17 km) |
