Miles between South San Francisco, CA and New Castle, PA

There are
2,545 mi
from South San Francisco, CA to New Castle, PA

That's the driving distance. It would take 1 day 20 hours to go from South San Francisco, California to New Castle, Pennsylvania.

The flight distance (direct flight from South San Francisco, CA to New Castle, PA) is 2,238.08 mi.

2,545 mi = 4,095.74 kms