There are
2,878 mi
from Clifton, NJ to Walnut Creek, CA
That's the driving distance. It would take 2 days 2 hours to go from Clifton, New Jersey to Walnut Creek, California.
The flight distance (direct flight from Clifton, NJ to Walnut Creek, CA) is 2,534.31 mi.
2,878 mi = 4,631.68 kms