There are
1,288 mi
from Plano, TX to Farmington, UT
That's the driving distance. It would take 23 hours 2 mins to go from Plano, Texas to Farmington, Utah.
The flight distance (direct flight from Plano, TX to Farmington, UT) is 1,000.18 mi.
1,288 mi = 1.61 kms