There are
1,577 mi
from Irvine, CA to Alton, TX
That's the driving distance. It would take 1 day 3 hours to go from Irvine, California to Alton, Texas.
The flight distance (direct flight from Irvine, CA to Alton, TX) is 1,270.19 mi.
1,577 mi = 1.61 kms