There are
1,502 mi
from Rosenberg, TX to Placentia, CA
That's the driving distance. It would take 1 day 1 hour to go from Rosenberg, Texas to Placentia, California.
The flight distance (direct flight from Rosenberg, TX to Placentia, CA) is 1,327.69 mi.
1,502 mi = 2,417.52 kms