[14] In March 2013, AIA reduced its airport fees (the highest in Europe then) in a move to increase traffic.
[15] Ryanair publicly attacked the airport operator and its high fees, arguing that those were to be blamed for the drop of air traffic in recent years.
[11][17] In February 2014, a Chinese consortium consisting of FPAM and the Shenzhen Airport company expressed its intention to buy the 55% shares held by the Greek government.
[18][19] In September 2014, a Greek court found that Hochtief did not pay VAT in Greece for more than 20 years, holding the German company accountable for reimbursing 500 million euros to the Greek government,[20] even though a British court ruled in favor of Hochtief in March 2013.
[21] In June 2019, Greece's HRADF invited schemes to submit an Expression of Interest (Phase A) for the acquisition of a 30% stake in Athens International Airport SA.