There are
2,409 mi
from Rancho Cucamonga, CA to Greensburg, PA
That's the driving distance. It would take 1 day 19 hours to go from Rancho Cucamonga, California to Greensburg, Pennsylvania.
The flight distance (direct flight from Rancho Cucamonga, CA to Greensburg, PA) is 2,120.58 mi.
2,409 mi = 3.22 kms