There are
1,803 mi
from Concord, CA to Siloam Springs, AR
That's the driving distance. It would take 1 day 7 hours to go from Concord, California to Siloam Springs, Arkansas.
The flight distance (direct flight from Concord, CA to Siloam Springs, AR) is 1,514.81 mi.
1,803 mi = 2,901.32 kms