There are
1,910 mi
from Waterbury, CT to Gillette, WY
That's the driving distance. It would take 1 day 10 hours to go from Waterbury, Connecticut to Gillette, Wyoming.
The flight distance (direct flight from Waterbury, CT to Gillette, WY) is 1,641.78 mi.
1,910 mi = 1.61 kms