Brussels Airlines And Wizz Will Return To Ljubljana For EU Presidency Advertisement: Brussels Airlines and Wizz Air will resume flights to Ljubljana from Brussels as Slovenia prepares to take over the Presidency of the Council of the EU. Slovenia’s aviation industry has suffered greatly from the collapse of its former flag carrier, Adria Airways, so it has invested considerable effort into increasing air connectivity. Brussels Airlines and Wizz Air will resume flights to Ljubljana this summer. Photo: Getty Images Slovenia will take over the EU presidency this year It is Slovenia’s turn to take over the Presidency of the European Council this year, from 1st July until 31st December 2021. When an EU member state takes over, it typically sees a notable boost in air passenger traffic for this six-month duration.