There are
3,044 mi
from Antioch, CA to Warwick, RI
That's the driving distance. It would take 2 days 6 hours to go from Antioch, California to Warwick, Rhode Island.
The flight distance (direct flight from Antioch, CA to Warwick, RI) is 2,646.82 mi.
3,044 mi = 4,899.52 kms