There are
1,039 mi
from Baytown, TX to Zionsville, IN
That's the driving distance. It would take 18 hours 50 mins to go from Baytown, Texas to Zionsville, Indiana.
The flight distance (direct flight from Baytown, TX to Zionsville, IN) is 860.63 mi.
1,039 mi = 1.61 kms