The airplane must receive crucial ETOPS certification.

Boeing received Federal Aviation Administration approval to begin Type Inspection Authorization Phase 4B certification flight testing for the 777X. The authorization marks a key step in the long ...

Boeing's flagship aircraft is now around seven years behind schedule.

“During final load testing on the 777X static test airplane, the team encountered an issue that required suspension of the test,” Boeing spokesman Paul Bergman said in a statement, according to ...

Boeing's 777X test team successfully completed challenging brake certification tests in Oklahoma, enduring severe weather conditions that prolonged the process to 63 days. The tests involved ...

Boeing (BA) and General Electric (GE) have identified a possible durability concern involving a seal on the GE9X engine that powers the 777X, Bloomberg News reported Monday, citing people familiar ...

Boeing has increased the advertised range of its upcoming 777X family, giving airlines more flexibility on long-haul routes ...

The Federal Aviation Administration had just cleared Boeing to start testing the jets for credit last month after repeated delays. Boeing grounded its fleet of 777X test aircraft after discovering a ...

Boeing just cleared an important hurdle for its long delayed 777X program after the FAA approved the next major phase of certification fl ...

Boeing's first production 777-9, destined for Lufthansa, will fly an 11-hour route toward the North Pole as part of certification testing.

In a series of brake certification tests conducted in Oklahoma, Boeing’s 777X test team faced severe weather conditions, including fierce winds, torrential hail, and thunderstorms. Despite these ...