There are
1,728 mi
from Broken Arrow, OK to Walnut Creek, CA
That's the driving distance. It would take 1 day 6 hours to go from Broken Arrow, Oklahoma to Walnut Creek, California.
The flight distance (direct flight from Broken Arrow, OK to Walnut Creek, CA) is 1,451.05 mi.
1,728 mi = 1.61 kms