Career
He plays as a striker, currently with Pavia. He came through the youth academy of Italian club Parma before being offered a trial at Football League Championship club Cardiff City, after becoming highly recommended by Manchester United manager Sir Alex Ferguson. In August 2006, having yet to start a game or score a goal for the Bluebirds first team, Andrea was loaned out to Football League One club Scunthorpe United for an initial one-month period.
On 12 April 2007, Ferretti parted company with Cardiff by mutual consent.
His contract was due to expire in June 2007. He joined Cesena in the 2007 pre-season.
Spezia
On 4 July 2011 Ferretti was signed by Spezia Calcio in a 2-year contract. Carpi
On 16 January 2012 Ferretti was loaned to Carpi.
On 28 August 2012 Ferretti joined Carpi outright.
Grosseto
On 12 December 2013 he was signed by Grosseto.