There are
2,652 mi
from Daly City, CA to Johnstown, PA
That's the driving distance. It would take 1 day 22 hours to go from Daly City, California to Johnstown, Pennsylvania.
The flight distance (direct flight from Daly City, CA to Johnstown, PA) is 2,321.62 mi.
2,652 mi = 4,267.58 kms