There are
2,596 mi
from Rosemead, CA to Hanover, PA
That's the driving distance. It would take 1 day 22 hours to go from Rosemead, California to Hanover, Pennsylvania.
The flight distance (direct flight from Rosemead, CA to Hanover, PA) is 2,282.92 mi.
2,596 mi = 4,177.44 kms