There are
2,414 mi
from Antioch, CA to Opelika, AL
That's the driving distance. It would take 1 day 18 hours to go from Antioch, California to Opelika, Alabama.
The flight distance (direct flight from Antioch, CA to Opelika, AL) is 2,073.09 mi.
2,414 mi = 3.22 kms