There are
1,584 mi
from Thornton, CO to Asheboro, NC
That's the driving distance. It would take 1 day 5 hours to go from Thornton, Colorado to Asheboro, North Carolina.
The flight distance (direct flight from Thornton, CO to Asheboro, NC) is 1,398.55 mi.
1,584 mi = 1.61 kms