| Houston to Marsala | 5,843.51 mi (9,404.22 km) |
| Houston to Marsciano | 5,643.18 mi (9,081.83 km) |
| Houston to Martano | 6,003.28 mi (9,661.34 km) |
| Houston to Martellago | 5,536.65 mi (8,910.37 km) |
| Houston to Martina Franca | 5,941.89 mi (9,562.55 km) |
| Houston to Martinengo | 5,437.82 mi (8,751.33 km) |
| Houston to Martinsicuro | 5,711.04 mi (9,191.04 km) |
| Houston to Mascali | 5,969.58 mi (9,607.11 km) |
| Houston to Mascalucia | 5,970.25 mi (9,608.18 km) |
| Houston to Masera di Padova | 5,533.40 mi (8,905.15 km) |
| Houston to Maserada sul Piave | 5,535.47 mi (8,908.48 km) |
| Houston to Massa | 5,508.70 mi (8,865.40 km) |
| Houston to Massa Lombarda | 5,563.74 mi (8,953.98 km) |
| Houston to Massafra | 5,937.57 mi (9,555.60 km) |
| Houston to Massalubrense | 5,818.30 mi (9,363.64 km) |
