There are
1,838 mi
from Davenport, IA to Placentia, CA
That's the driving distance. It would take 1 day 8 hours to go from Davenport, Iowa to Placentia, California.
The flight distance (direct flight from Davenport, IA to Placentia, CA) is 1,574.98 mi.
1,838 mi = 1.61 kms