| Helensburgh to Massarosa | 1,069.21 mi (1,720.73 km) |
| Helensburgh to Matelica | 1,179.51 mi (1,898.24 km) |
| Helensburgh to Matera | 1,432.11 mi (2,304.75 km) |
| Helensburgh to Matino | 1,514.50 mi (2,437.35 km) |
| Helensburgh to Mazzarino | 1,563.04 mi (2,515.47 km) |
| Helensburgh to Meda | 934.11 mi (1,503.30 km) |
| Helensburgh to Medesano | 1,012.97 mi (1,630.22 km) |
| Helensburgh to Medicina | 1,070.67 mi (1,723.08 km) |
| Helensburgh to Meldola | 1,102.34 mi (1,774.05 km) |
| Helensburgh to Melegnano | 955.91 mi (1,538.40 km) |
| Helensburgh to Melendugno | 1,507.61 mi (2,426.27 km) |
| Helensburgh to Melfi | 1,384.83 mi (2,228.67 km) |
| Helensburgh to Melilli | 1,594.22 mi (2,565.65 km) |
| Helensburgh to Melito di Napoli | 1,348.51 mi (2,170.21 km) |
| Helensburgh to Melito di Porto Salvo | 1,568.33 mi (2,523.99 km) |
