The A320 Program was Launched in 1984 as a joint European program with large support from France, UK, and Germany governments. Following a historic first flight on February 22^nd,1987, the first A320 entered service with launch operator Air France in 1988. A stretched version designed A321 followed, entering service with launch customer Lufthansa in 1994.

The A319, a shrink fuselage version entered service in 1996 with launch customer Swissair. This version served in 1997 as the launch model of Airbus Corporate Jet with auxiliary fuel tanks fitted A319CJ. The legacy A320 family also featured a double shrink fuselage A318 Model in service since 2003 and marketed under the A318 Elite designation within the Airbus Corporate Jet portfolio. The A318 was the only member of the A320 family capable of steep approach and certified for London City Airport operations.   

Over the years Airbus Corporate Jet developed a large set of corporate-specific enhancements to the A320 Family including a 41,000 ft cruise ceiling increase, a lower cabin altitude offering at 6,400 ft, airbus designed auxiliary fuel tanks, 180 Min ETOPS capability, integrated Airstairs for autonomous boarding and the latest generation of broadband cabin connectivity.  

The A321NEO is the second edition of the A321 featuring a new generation of fuel-efficient engines from Pratt & Whitney and CFM.