There are
1,015 mi
from Longmont, CO to Schererville, IN
That's the driving distance. It would take 18 hours 14 mins to go from Longmont, Colorado to Schererville, Indiana.
The flight distance (direct flight from Longmont, CO to Schererville, IN) is 925.50 mi.
1,015 mi = 1.61 kms