In June 2001, Sala was sold to Atalanta for 7 billion lire, along with Gianni Comandini (30 billion) and Luca Saudati (18 billion), as part of Cristian Zenoni and Massimo Donati's deal to Milan, for 60 billion Italian lire.
In 2002-03 season, he was the first choice and partnered with Cesare Natali.
In December 2002, Sala was injured and rested one month. He returned to field on 6 January, a re-scheduled round 13 match against Torino.
In June 2005, he was signed by Sampdoria.
In August 2008, he was signed by Udinese on free transfer.
He signed a two year contract with AlbinoLeffe in 2009.
In 2010-11 season, he changed his shirt number from 26 to 21.