The fuel economy in aircraft is the measure of the transport energy efficiency of aircraft. Fuel efficiency is increased with better aerodynamics and by reducing weight, and with improved engine brake
Refuelling an Airbus A320 with biofuel
A Boeing 787-8 of Norwegian Long Haul
An Airbus A330-300 of Thai Airways at Tokyo Narita
The earliest jet airliner, the de Havilland Comet
The Airbus A380 is a large wide-body airliner, developed and produced by Airbus from 2003 to 2021. It is the world's largest passenger airliner and the only full-length double-deck jet airliner.
An Airbus A380 of Emirates, the largest operator as of March 2026[update]
Airbus' Lagardère plant, where the A380 was assembled
The first completed A380 at the "A380 Reveal" event in Toulouse, France, 18 January 2005
Bare cabin for flight tests with water tanks as ballast