There are
849 mi
from Davenport, IA to Hyattsville, MD
That's the driving distance. It would take 16 hours 1 min to go from Davenport, Iowa to Hyattsville, Maryland.
The flight distance (direct flight from Davenport, IA to Hyattsville, MD) is 739.68 mi.
849 mi = 1,366.15 kms