There are
1,494 mi
from Tomball, TX to Placentia, CA
That's the driving distance. It would take 1 day 2 hours to go from Tomball, Texas to Placentia, California.
The flight distance (direct flight from Tomball, TX to Placentia, CA) is 1,327.22 mi.
1,494 mi = 2,404.18 kms