Mileage calculator › From Allen, TX › Miles from Allen, TX to Roy, UT
There are 1,289 mifrom Allen, TX to Roy, UT
That's the driving distance. It would take 23 hours 2 mins to go from Allen, Texas to Roy, Utah.
The flight distance (direct flight from Allen, TX to Roy, UT) is 1,010.29 mi.
1,289 mi = 1.61 kms