Mileage calculator › From Longmont, CO › Miles from Longmont, CO to Roy, UT
There are 488 mifrom Longmont, CO to Roy, UT
That's the driving distance. It would take 8 hours 21 mins to go from Longmont, Colorado to Roy, Utah.
The flight distance (direct flight from Longmont, CO to Roy, UT) is 369.23 mi.
488 mi = 784.79 kms