There are
1,909 mi
from Iowa City, IA to Larkspur, CA
That's the driving distance. It would take 1 day 8 hours to go from Iowa City, Iowa to Larkspur, California.
The flight distance (direct flight from Iowa City, IA to Larkspur, CA) is 1,656.77 mi.
1,909 mi = 1.61 kms