There are
2,317 mi
from Jacksonville, FL to Twentynine Palms, CA
That's the driving distance. It would take 1 day 16 hours to go from Jacksonville, Florida to Twentynine Palms, California.
The flight distance (direct flight from Jacksonville, FL to Twentynine Palms, CA) is 2,017.96 mi.
2,317 mi = 3.22 kms