There are
1,419 mi
from Irvine, CA to Denison, TX
That's the driving distance. It would take 1 day 1 hour to go from Irvine, California to Denison, Texas.
The flight distance (direct flight from Irvine, CA to Denison, TX) is 1,219.53 mi.
1,419 mi = 1.61 kms