There are
2,395 mi
from Rancho Cucamonga, CA to Atlantic Beach, FL
That's the driving distance. It would take 1 day 18 hours to go from Rancho Cucamonga, California to Atlantic Beach, Florida.
The flight distance (direct flight from Rancho Cucamonga, CA to Atlantic Beach, FL) is 2,120.62 mi.
2,395 mi = 3.22 kms