Niki (HG, Vienna) has received a pair of A319-100 formerly in service with parent Air Berlin (AB, Berlin Tegel). The two six-year-old aircraft, OE-LNA (cn 3661) and OE-LNB (cn 3447), have already been re-registered in Austria and are configured with 150 seats each. Niki operated the type up until 2013.

As it currently stands, the twinjets will also be used on Niki's existing route network as well as on its new Slovakian flights from Bratislava to Brussels National and Vienna starting October 5.