There are
723 mi
from Santa Fe, NM to Siloam Springs, AR
That's the driving distance. It would take 12 hours 46 mins to go from Santa Fe, New Mexico to Siloam Springs, Arkansas.
The flight distance (direct flight from Santa Fe, NM to Siloam Springs, AR) is 638.17 mi.
723 mi = 1,164.00 kms