| Ontario to Miami Gardens (Florida) | 2,291.27 mi (3,687.44 km) |
| Ontario to Miami Lakes (Florida) | 2,287.61 mi (3,681.55 km) |
| Ontario to Miami Shores (Florida) | 2,297.04 mi (3,696.73 km) |
| Ontario to Miami Springs (Florida) | 2,291.97 mi (3,688.58 km) |
| Ontario to Miamisburg (Ohio) | 1,872.15 mi (3,012.93 km) |
| Ontario to Michigan City (Indiana) | 1,747.44 mi (2,812.23 km) |
| Ontario to Middle Island (New York) | 2,467.25 mi (3,970.66 km) |
| Ontario to Middle River (Maryland) | 2,290.80 mi (3,686.68 km) |
| Ontario to Middle Valley (Tennessee) | 1,836.54 mi (2,955.62 km) |
| Ontario to Middleburg (Florida) | 2,098.58 mi (3,377.33 km) |
| Ontario to Middleburg Heights (Ohio) | 2,005.60 mi (3,227.70 km) |
| Ontario to Middlesex (New Jersey) | 2,387.23 mi (3,841.88 km) |
| Ontario to Middleton (Wisconsin) | 1,632.31 mi (2,626.95 km) |
| Ontario to Middletown (Connecticut) | 2,479.69 mi (3,990.68 km) |
| Ontario to Middletown (Delaware) | 2,327.96 mi (3,746.49 km) |
