Airplane
Recommended:
From the Catania Airport (Fontanarossa) ask for agency SAIS, that provides busses towards Campobello di Licata (via Canicattì).
From Palermo airport (Punta Raisi) there is a special bus that provides transportation to the Central Train Station (Piazza Stazione) in Palermo; Then go by bus of agency SAIS (recommended) or by train to Campobello di Licata.

Bus services
The lines from Catania and Palermo to Campobello di Licata are provided by company SAIS (www.saistrasporti.it)
The busses leave from Catania Airport, the Piazza Stazione in Catania (via Canicattì) or Piazza Stazione in Palermo.
Get off the bus on the first bus-stop in Campobello di Licata.
The price of the ticket is about 9 Euro and the duration is about 3 hours.
              
Train
There are various connections from Catania and Palermo.
The price of the ticket is about 7 Euro. The duration is more than 2 hours.
The distance between Campobello di Licata and the train station Ravanusa/Campobello is about 5 km.

Car
The express-way (autostrada) Palermo-Catania (A29) exit Caltanissetta (SS 640), exit Canicattì north (nord) (SR 123),exit Campobello di Licata (S316).