There are
1,519 mi
from Fountain Valley, CA to Rosenberg, TX
That's the driving distance. It would take 1 day 2 hours to go from Fountain Valley, California to Rosenberg, Texas.
The flight distance (direct flight from Fountain Valley, CA to Rosenberg, TX) is 1,331.17 mi.
1,519 mi = 2,443.86 kms