There are
298 mi
from Gilbert, AZ to Twentynine Palms, CA
That's the driving distance. It would take 5 hours 27 mins to go from Gilbert, Arizona to Twentynine Palms, California.
The flight distance (direct flight from Gilbert, AZ to Twentynine Palms, CA) is 250.91 mi.
298 mi = 478.81 kms