There are
2,944 mi
from Antioch, CA to Riviera Beach, FL
That's the driving distance. It would take 2 days 5 hours to go from Antioch, California to Riviera Beach, Florida.
The flight distance (direct flight from Antioch, CA to Riviera Beach, FL) is 2,532.71 mi.
2,944 mi = 3.22 kms