There are
2,608 mi
from Redwood City, CA to Whitehall, PA
That's the driving distance. It would take 1 day 21 hours to go from Redwood City, California to Whitehall, Pennsylvania.
The flight distance (direct flight from Redwood City, CA to Whitehall, PA) is 2,257.95 mi.
2,608 mi = 4,197.22 kms