There are
890 mi
from Joliet, IL to Flower Mound, TX
That's the driving distance. It would take 16 hours 37 mins to go from Joliet, Illinois to Flower Mound, Texas.
The flight distance (direct flight from Joliet, IL to Flower Mound, TX) is 768.15 mi.
890 mi = 1,432.89 kms