| Duluth to Mineral Wells (Texas) | 1,013.90 mi (1,631.71 km) |
| Duluth to Minneapolis (Minnesota) | 136.46 mi (219.62 km) |
| Duluth to Minnehaha (Washington) | 1,450.14 mi (2,333.77 km) |
| Duluth to Minneola (Florida) | 1,375.40 mi (2,213.49 km) |
| Duluth to Minnetonka (Minnesota) | 142.33 mi (229.06 km) |
| Duluth to Minooka (Illinois) | 414.64 mi (667.29 km) |
| Duluth to Minot (North Dakota) | 438.04 mi (704.95 km) |
| Duluth to Mint Hill (North Carolina) | 998.28 mi (1,606.57 km) |
| Duluth to Miramar (Florida) | 1,575.81 mi (2,536.01 km) |
| Duluth to Mishawaka (Indiana) | 459.81 mi (740.00 km) |
| Duluth to Mission (Texas) | 1,461.15 mi (2,351.49 km) |
| Duluth to Mission Bend (Texas) | 1,195.26 mi (1,923.58 km) |
| Duluth to Mission Viejo (California) | 1,613.50 mi (2,596.67 km) |
| Duluth to Missoula (Montana) | 1,031.14 mi (1,659.46 km) |
| Duluth to Missouri City (Texas) | 1,203.20 mi (1,936.36 km) |
