There are
2,825 mi
from Walnut Creek, CA to Phillipsburg, NJ
That's the driving distance. It would take 2 days 1 hour to go from Walnut Creek, California to Phillipsburg, New Jersey.
The flight distance (direct flight from Walnut Creek, CA to Phillipsburg, NJ) is 2,483.89 mi.
2,825 mi = 4,545.73 kms