There are
946 mi
from Iowa City, IA to Havre De Grace, MD
That's the driving distance. It would take 17 hours 41 mins to go from Iowa City, Iowa to Havre De Grace, Maryland.
The flight distance (direct flight from Iowa City, IA to Havre De Grace, MD) is 821.72 mi.
946 mi = 1,522.16 kms