There are
1,611 mi
from Brownsville, TX to Irvine, CA
That's the driving distance. It would take 1 day 4 hours to go from Brownsville, Texas to Irvine, California.
The flight distance (direct flight from Brownsville, TX to Irvine, CA) is 1,327.39 mi.
1,611 mi = 1.61 kms