The Airbus A319 is a narrow-body commercial aircraft developed by Airbus. It is part of the A320 family and is designed for short to medium-haul flights. The A319 typically seats around 140 passengers in a standard two-class configuration, but it can accommodate up to 160 in a single-class layout. Equipped with two CFM International CFM56 or Pratt & Whitney PW6000 engines, the A319 has a range of approximately 3,750 nautical miles. It is known for its fuel efficiency and advanced aerodynamics, making it a popular choice among airlines worldwide for regional and domestic routes.