Airbus A321 is a short to medium range, narrow- body jet airliner based on Airbus A320 aircraft. It has a capacity of carrying from 185 to 236 passengers. However, for its variant, A321neo can carry up to 240 passengers. The variants of Airbus A321 aircraft are Airbus A321 - 100, Airbus A321 - 200, Airbus A321 - LR, and Airbus A321 XLR. Airbus A321s currently have been operated mainly by American Airlines, China Southern Airlines, Delta Air Lines, and China Eastern Airlines.
Airbus A321 was the first derivative of the A320 that was launched on November 24, 1988.
Final assembly of Airbus A321 aircraft was carried out in Germany (later West Germany).
Airbus A321 is the largest variant of the A320 family.
The first flights of Airbus A321 aircraft were made on March 11, 1993.
Lufthansa and Alitalia were the first airlines to order stretched Airbuses, with 20 and 40 aircraft required, respectively.
Lufthansa Airlines received the first A321 aircraft powered by a V2500-A5 engine on January 27, 1994. The A321-100 was put into use with Lufthansa in January 1994.
Alitalia received its first CFM56-5B aircraft on March 22, 1994.
As of December 31, 2019, a total of 2,043 A321 aircraft were delivered, of which 2,015 were in operation.
By the end of December 2019, American Airlines is the largest operator of Airbus A321, operating 231 aircraft.