There are
1,420 mi
from Temecula, CA to Mckinney, TX
That's the driving distance. It would take 1 day to go from Temecula, California to Mckinney, Texas.
The flight distance (direct flight from Temecula, CA to Mckinney, TX) is 1,181.95 mi.
1,420 mi = 1.61 kms