There are
1,557 mi
from Irvine, CA to Baytown, TX
That's the driving distance. It would take 1 day 2 hours to go from Irvine, California to Baytown, Texas.
The flight distance (direct flight from Irvine, CA to Baytown, TX) is 1,365.68 mi.
1,557 mi = 1.61 kms