There are
1,034 mi
from Pasadena, TX to Zionsville, IN
That's the driving distance. It would take 18 hours 46 mins to go from Pasadena, Texas to Zionsville, Indiana.
The flight distance (direct flight from Pasadena, TX to Zionsville, IN) is 870.75 mi.
1,034 mi = 1.61 kms