There are
2,865 mi
from Waterbury, CT to Temecula, CA
That's the driving distance. It would take 2 days 3 hours to go from Waterbury, Connecticut to Temecula, California.
The flight distance (direct flight from Waterbury, CT to Temecula, CA) is 2,451.96 mi.
2,865 mi = 3.22 kms