There are
2,415 mi
from Mckeesport, PA to Monrovia, CA
That's the driving distance. It would take 1 day 18 hours to go from Mckeesport, Pennsylvania to Monrovia, California.
The flight distance (direct flight from Mckeesport, PA to Monrovia, CA) is 2,123.93 mi.
2,415 mi = 3,887.34 kms