There are
647 mi
from Elgin, IL to Fayetteville, AR
That's the driving distance. It would take 12 hours 22 mins to go from Elgin, Illinois to Fayetteville, Arkansas.
The flight distance (direct flight from Elgin, IL to Fayetteville, AR) is 519.16 mi.
647 mi = 1,041.40 kms