There are
2,506 mi
from Lakeland, FL to Rosemead, CA
That's the driving distance. It would take 1 day 20 hours to go from Lakeland, Florida to Rosemead, California.
The flight distance (direct flight from Lakeland, FL to Rosemead, CA) is 2,166.83 mi.
2,506 mi = 3.22 kms