There are
567 mi
from Lexington, KY to Dubuque, IA
That's the driving distance. It would take 10 hours 26 mins to go from Lexington, Kentucky to Dubuque, Iowa.
The flight distance (direct flight from Lexington, KY to Dubuque, IA) is 447.48 mi.
567 mi = 912.70 kms