For most of its 777X testing, Boeing has operated four prototypes. These aircraft are WH001 (N779XW), WH002 (N779XX), WH003 (N77XY) and WH004 (N779XZ). However, in August 2025, a fifth test aircraft ...
Boeing’s last 787-8 Dreamliner test aircraft ‘ZA004’ has retired to the Arizona desert after performing more than 670 test flights over 16 years of service.
Boeing still faces a “mountain” of uncompleted 777-9 certification work and is “falling behind” in bringing the jet through Federal Aviation Administration approval, according to chief executive Kelly ...
With a United 737-8 jet serving as Boeing’s 2025 ecoDemonstrator Explorer, pilots conducted test flight evaluating a modernized data communications system designed to improve information flow between ...
Boeing and United Airlines completed nine test flights of a United 737-8 to evaluate the Internet Protocol Suite, a next-generation digital communications system for aviation. The tests, spanning the ...
In 2014, NASA awarded Boeing's Starliner a contract to fly astronauts to and from the International Space Station (ISS). But after some technical issues during Starliner's 2024 crewed test flight, the ...