There are
1,862 mi
from Tomball, TX to Oakley, CA
That's the driving distance. It would take 1 day 8 hours to go from Tomball, Texas to Oakley, California.
The flight distance (direct flight from Tomball, TX to Oakley, CA) is 1,584.06 mi.
1,862 mi = 2,996.53 kms