There are
1,656 mi
from Thornton, CO to Laurinburg, NC
That's the driving distance. It would take 1 day 6 hours to go from Thornton, Colorado to Laurinburg, North Carolina.
The flight distance (direct flight from Thornton, CO to Laurinburg, NC) is 1,439.75 mi.
1,656 mi = 1.61 kms