There are
2,765 mi
from Redwood City, CA to Waynesboro, PA
That's the driving distance. It would take 2 days to go from Redwood City, California to Waynesboro, Pennsylvania.
The flight distance (direct flight from Redwood City, CA to Waynesboro, PA) is 2,390.84 mi.
2,765 mi = 4,449.74 kms