| Key Biscayne to Miranda de Ebro | 4,413.46 mi (7,102.78 km) |
| Key Biscayne to Mislata | 4,591.96 mi (7,390.05 km) |
| Key Biscayne to Moana | 4,126.62 mi (6,641.15 km) |
| Key Biscayne to Moguer | 4,289.07 mi (6,902.59 km) |
| Key Biscayne to Molina de Segura | 4,575.47 mi (7,363.51 km) |
| Key Biscayne to Molins de Rey | 4,680.82 mi (7,533.06 km) |
| Key Biscayne to Mollerusa | 4,620.98 mi (7,436.75 km) |
| Key Biscayne to Mollet | 4,688.33 mi (7,545.14 km) |
| Key Biscayne to Moncada | 4,688.09 mi (7,544.75 km) |
| Key Biscayne to Moncada | 4,591.76 mi (7,389.72 km) |
| Key Biscayne to Monforte de Lemos | 4,186.37 mi (6,737.31 km) |
| Key Biscayne to Monforte del Cid | 4,595.02 mi (7,394.96 km) |
| Key Biscayne to Mongat | 4,693.00 mi (7,552.66 km) |
| Key Biscayne to Monovar | 4,588.35 mi (7,384.23 km) |
| Key Biscayne to Monserrat | 4,584.34 mi (7,377.78 km) |
