On 27 August 2011, Almirón officially transferred to Catania for €400,000 (€391,000 in accounting) in a three-year deal. Juventus also write-down €1.308 million as part of the remaining value of his contract, from €1.699 million to €391,000, backdated to 2010–11 financial year, made no cost nor profit registered in 2011–12 season. Almirón is one of 12 new squad members ahead of the 2011-12 Serie A season, 9 of which were purchases. He has since returned to the heights of his playing form and has been a regular in the Catania line-up, scoring 4 goals in 32 league appearances in his first season with the club.