There are
1,966 mi
from Walnut Creek, CA to Keokuk, IA
That's the driving distance. It would take 1 day 9 hours to go from Walnut Creek, California to Keokuk, Iowa.
The flight distance (direct flight from Walnut Creek, CA to Keokuk, IA) is 1,644.01 mi.
1,966 mi = 3,163.72 kms