There are
633 mi
from Fayetteville, AR to Dyer, IN
That's the driving distance. It would take 12 hours 6 mins to go from Fayetteville, Arkansas to Dyer, Indiana.
The flight distance (direct flight from Fayetteville, AR to Dyer, IN) is 517.93 mi.
633 mi = 1,019.34 kms