There are
2,736 mi
from Pittsburg, CA to Hagerstown, MD
That's the driving distance. It would take 1 day 23 hours to go from Pittsburg, California to Hagerstown, Maryland.
The flight distance (direct flight from Pittsburg, CA to Hagerstown, MD) is 2,355.47 mi.
2,736 mi = 4,403.51 kms