There are
1,711 mi
from Iowa City, IA to Twentynine Palms, CA
That's the driving distance. It would take 1 day 6 hours to go from Iowa City, Iowa to Twentynine Palms, California.
The flight distance (direct flight from Iowa City, IA to Twentynine Palms, CA) is 1,428.46 mi.
1,711 mi = 1.61 kms