SITA Sud runs three daily services between Salerno and Pertosa (Monday to Saturday), two of which continue to Polla. It also runs one daily bus between Salerno and Castelcivita (weekdays only).
Busitalia Campania runs regular daily buses between Salerno, Agropoli, Castellabate and Acciaroli.
Infante Viaggi A thrice-weekly bus runs to/from Rome stopping in Salerno, Sicignano degli Alburni, Padula and Palinuro.
The park is easy to navigate by car, provided you have a detailed map. Car rental is available in Salerno and Agropoli.
Il Leone d'Oro in Agropoli offers a decent taxi service with driver from around €0.50 per kilometre – a good way of getting around the park if you don't want to drive. Reserve by phone several days in advance.
The only train stations in the park itself are Valle della Lucania and Pisciotta-Palinuro. Train stations with bus connections close to the park include Paestum and Agropoli-Castellabate.