There are
1,456 mi
from Longmont, CO to Wilkinsburg, PA
That's the driving distance. It would take 1 day 2 hours to go from Longmont, Colorado to Wilkinsburg, Pennsylvania.
The flight distance (direct flight from Longmont, CO to Wilkinsburg, PA) is 1,324.48 mi.
1,456 mi = 1.61 kms