There are
1,814 mi
from Irvine, CA to Zachary, LA
That's the driving distance. It would take 1 day 7 hours to go from Irvine, California to Zachary, Louisiana.
The flight distance (direct flight from Irvine, CA to Zachary, LA) is 1,567.69 mi.
1,814 mi = 1.61 kms