| Idanha-a-Nova to Manassas (Virginia) | 3,652.36 mi (5,877.90 km) |
| Idanha-a-Nova to Manassas Park (Virginia) | 3,649.69 mi (5,873.61 km) |
| Idanha-a-Nova to Manatí (Puerto Rico) | 3,793.75 mi (6,105.45 km) |
| Idanha-a-Nova to Manchester (Missouri) | 4,279.59 mi (6,887.33 km) |
| Idanha-a-Nova to Manchester (New Hampshire) | 3,249.59 mi (5,229.71 km) |
| Idanha-a-Nova to Manchester (Tennessee) | 4,176.84 mi (6,721.98 km) |
| Idanha-a-Nova to Manchester (Virginia) | 3,692.56 mi (5,942.61 km) |
| Idanha-a-Nova to Mandan (North Dakota) | 4,438.82 mi (7,143.59 km) |
| Idanha-a-Nova to Mandeville (Louisiana) | 4,560.12 mi (7,338.80 km) |
| Idanha-a-Nova to Mango (Florida) | 4,256.22 mi (6,849.73 km) |
| Idanha-a-Nova to Manhattan (Kansas) | 4,537.42 mi (7,302.26 km) |
| Idanha-a-Nova to Manhattan (New York) | 3,424.81 mi (5,511.70 km) |
| Idanha-a-Nova to Manhattan Beach (California) | 5,710.56 mi (9,190.25 km) |
| Idanha-a-Nova to Manitowoc (Wisconsin) | 3,969.85 mi (6,388.85 km) |
| Idanha-a-Nova to Mankato (Minnesota) | 4,243.78 mi (6,829.71 km) |
