There are
2,203 mi
from Walnut Creek, CA to Petal, MS
That's the driving distance. It would take 1 day 15 hours to go from Walnut Creek, California to Petal, Mississippi.
The flight distance (direct flight from Walnut Creek, CA to Petal, MS) is 1,908.82 mi.
2,203 mi = 3,545.26 kms