There are
301 mi
from Mckinney, TX to Fayetteville, AR
That's the driving distance. It would take 5 hours 29 mins to go from Mckinney, Texas to Fayetteville, Arkansas.
The flight distance (direct flight from Mckinney, TX to Fayetteville, AR) is 243.11 mi.
301 mi = 483.96 kms