There are
1,676 mi
from Lake Charles, LA to Monrovia, CA
That's the driving distance. It would take 1 day 4 hours to go from Lake Charles, Louisiana to Monrovia, California.
The flight distance (direct flight from Lake Charles, LA to Monrovia, CA) is 1,470.55 mi.
1,676 mi = 2,697.13 kms