It has now been over nine years since Delta Air Lines took delivery of its first Airbus A321, marking the beginning of a long and successful relationship with the type. Today, Delta operates a total of 200 Airbus A321s which includes both the A321-200 and the A321neo – the carrier has 127 A321-200s and 73 A321neos, but continues to induct new A321neo aircraft into its fleet.