There are
2,426 mi
from Rosemead, CA to Jacksonville Beach, FL
That's the driving distance. It would take 1 day 18 hours to go from Rosemead, California to Jacksonville Beach, Florida.
The flight distance (direct flight from Rosemead, CA to Jacksonville Beach, FL) is 2,149.29 mi.
2,426 mi = 3,903.86 kms