There are
830 mi
from Davenport, IA to Forney, TX
That's the driving distance. It would take 16 hours 11 mins to go from Davenport, Iowa to Forney, Texas.
The flight distance (direct flight from Davenport, IA to Forney, TX) is 687.34 mi.
830 mi = 1,335.51 kms