There are
1,829 mi
from Davenport, IA to Walnut, CA
That's the driving distance. It would take 1 day 7 hours to go from Davenport, Iowa to Walnut, California.
The flight distance (direct flight from Davenport, IA to Walnut, CA) is 1,570.01 mi.
1,829 mi = 1.61 kms