There are
1,968 mi
from Modesto, CA to Keokuk, IA
That's the driving distance. It would take 1 day 9 hours to go from Modesto, California to Keokuk, Iowa.
The flight distance (direct flight from Modesto, CA to Keokuk, IA) is 1,592.97 mi.
1,968 mi = 1.61 kms