| Helston to Montijo | 775.96 mi (1,248.79 km) |
| Helston to Montilla | 865.39 mi (1,392.72 km) |
| Helston to Montmelo | 691.79 mi (1,113.33 km) |
| Helston to Montornes del Valles | 692.84 mi (1,115.01 km) |
| Helston to Montoro | 836.02 mi (1,345.44 km) |
| Helston to Monzon | 623.18 mi (1,002.91 km) |
| Helston to Mora | 723.34 mi (1,164.10 km) |
| Helston to Moralzarzal | 654.23 mi (1,052.88 km) |
| Helston to Moron de la Frontera | 896.72 mi (1,443.14 km) |
| Helston to Mostoles | 678.23 mi (1,091.50 km) |
| Helston to Motril | 926.51 mi (1,491.08 km) |
| Helston to Muchamiel | 841.54 mi (1,354.33 km) |
| Helston to Mula | 853.70 mi (1,373.90 km) |
| Helston to Munguia | 479.90 mi (772.33 km) |
| Helston to Murcia | 861.52 mi (1,386.48 km) |
