There are
1,597 mi
from Longmont, CO to Cornelius, NC
That's the driving distance. It would take 1 day 4 hours to go from Longmont, Colorado to Cornelius, North Carolina.
The flight distance (direct flight from Longmont, CO to Cornelius, NC) is 1,357.29 mi.
1,597 mi = 1.61 kms