There are
1,735 mi
from Mckinney, TX to Fairfield, CA
That's the driving distance. It would take 1 day 6 hours to go from Mckinney, Texas to Fairfield, California.
The flight distance (direct flight from Mckinney, TX to Fairfield, CA) is 1,461.86 mi.
1,735 mi = 2,791.53 kms