| Houston to Montijo | 4,901.72 mi (7,888.56 km) |
| Houston to Montilla | 5,037.41 mi (8,106.93 km) |
| Houston to Montmelo | 5,245.91 mi (8,442.48 km) |
| Houston to Montornes del Valles | 5,247.02 mi (8,444.26 km) |
| Houston to Montoro | 5,037.25 mi (8,106.67 km) |
| Houston to Monzon | 5,140.08 mi (8,272.15 km) |
| Houston to Mora | 5,018.73 mi (8,076.86 km) |
| Houston to Moralzarzal | 4,981.15 mi (8,016.38 km) |
| Houston to Moron de la Frontera | 5,009.84 mi (8,062.56 km) |
| Houston to Mostoles | 4,995.79 mi (8,039.94 km) |
| Houston to Motril | 5,117.54 mi (8,235.89 km) |
| Houston to Muchamiel | 5,217.85 mi (8,397.31 km) |
| Houston to Mula | 5,178.55 mi (8,334.08 km) |
| Houston to Munguia | 4,957.91 mi (7,978.98 km) |
| Houston to Murcia | 5,197.84 mi (8,365.11 km) |
