There are
1,499 mi
from Katy, TX to Irvine, CA
That's the driving distance. It would take 1 day 1 hour to go from Katy, Texas to Irvine, California.
The flight distance (direct flight from Katy, TX to Irvine, CA) is 1,316.17 mi.
1,499 mi = 2,413.11 kms