There are
1,348 mi
from Irvine, CA to Stephenville, TX
That's the driving distance. It would take 23 hours 17 mins to go from Irvine, California to Stephenville, Texas.
The flight distance (direct flight from Irvine, CA to Stephenville, TX) is 1,138.72 mi.
1,348 mi = 1.61 kms