There are
1,220 mi
from Santa Fe, NM to Dekalb, IL
That's the driving distance. It would take 22 hours 51 mins to go from Santa Fe, New Mexico to Dekalb, Illinois.
The flight distance (direct flight from Santa Fe, NM to Dekalb, IL) is 1,018.51 mi.
1,220 mi = 1.61 kms