There are
1,520 mi
from Lakewood, CO to Johnstown, PA
That's the driving distance. It would take 1 day 3 hours to go from Lakewood, Colorado to Johnstown, Pennsylvania.
The flight distance (direct flight from Lakewood, CO to Johnstown, PA) is 1,379.86 mi.
1,520 mi = 2,446.58 kms