There are
2,828 mi
from Rocklin, CA to Westbury, NY
That's the driving distance. It would take 2 days 1 hour to go from Rocklin, California to Westbury, New York.
The flight distance (direct flight from Rocklin, CA to Westbury, NY) is 2,502.63 mi.
2,828 mi = 4,551.70 kms