| Iowa City to Merrick (New York) | 936.08 mi (1,506.48 km) |
| Iowa City to Merrifield (Virginia) | 776.42 mi (1,249.53 km) |
| Iowa City to Merrillville (Indiana) | 218.02 mi (350.87 km) |
| Iowa City to Merritt Island (Florida) | 1,105.94 mi (1,779.83 km) |
| Iowa City to Mesa (Arizona) | 1,240.27 mi (1,996.02 km) |
| Iowa City to Mesquite (Nevada) | 1,251.22 mi (2,013.65 km) |
| Iowa City to Mesquite (Texas) | 674.35 mi (1,085.26 km) |
| Iowa City to Metairie (Louisiana) | 809.03 mi (1,302.00 km) |
| Iowa City to Methuen Town (Massachusetts) | 1,041.38 mi (1,675.94 km) |
| Iowa City to Metuchen (New Jersey) | 895.67 mi (1,441.44 km) |
| Iowa City to Mexico (Missouri) | 173.21 mi (278.75 km) |
| Iowa City to Miami (Florida) | 1,272.43 mi (2,047.78 km) |
| Iowa City to Miami (Oklahoma) | 374.71 mi (603.03 km) |
| Iowa City to Miami Beach (Florida) | 1,272.45 mi (2,047.81 km) |
| Iowa City to Miami Gardens (Florida) | 1,261.75 mi (2,030.59 km) |
