There are
1,866 mi
from Tomball, TX to Antioch, CA
That's the driving distance. It would take 1 day 9 hours to go from Tomball, Texas to Antioch, California.
The flight distance (direct flight from Tomball, TX to Antioch, CA) is 1,589.17 mi.
1,866 mi = 3,002.50 kms