From the train station (Napoli Centrale or Piazza Garibaldi)

Take the subway (Metropolitana line 2) in direction Pozzuoli and get out at Campi Flegrei. Buses to the University (R6) leave in front of the station.

From the airport (Napoli Capodichino)

The Alibus to the city centre leaves in front of the airport. It takes about 15 minutes to Piazza Garibaldi and 35 minutes to the port. Tickets can be bought from the bus driver, but they are valid only for the single trip. A combined ticket "Alibus Unico" valid for 90 minutes on the entire public transport network, must be bought inside the airport. From Piazza Garibaldi follow the directions above.