There are
1,527 mi
from Katy, TX to Palmdale, CA
That's the driving distance. It would take 1 day 2 hours to go from Katy, Texas to Palmdale, California.
The flight distance (direct flight from Katy, TX to Palmdale, CA) is 1,341.88 mi.
1,527 mi = 2,457.38 kms