There are
1,874 mi
from Costa Mesa, CA to Keokuk, IA
That's the driving distance. It would take 1 day 8 hours to go from Costa Mesa, California to Keokuk, Iowa.
The flight distance (direct flight from Costa Mesa, CA to Keokuk, IA) is 1,529.21 mi.
1,874 mi = 1.61 kms