There are
1,260 mi
from Waterloo, IA to Leominster, MA
That's the driving distance. It would take 23 hours 45 mins to go from Waterloo, Iowa to Leominster, Massachusetts.
The flight distance (direct flight from Waterloo, IA to Leominster, MA) is 1,045.79 mi.
1,260 mi = 2,027.62 kms