There are
1,445 mi
from Irvine, CA to Forney, TX
That's the driving distance. It would take 1 day to go from Irvine, California to Forney, Texas.
The flight distance (direct flight from Irvine, CA to Forney, TX) is 1,232.08 mi.
1,445 mi = 2,325.88 kms