There are
1,786 mi
from Antioch, CA to Siloam Springs, AR
That's the driving distance. It would take 1 day 7 hours to go from Antioch, California to Siloam Springs, Arkansas.
The flight distance (direct flight from Antioch, CA to Siloam Springs, AR) is 1,502.46 mi.
1,786 mi = 2,873.91 kms