The 777X is expected to replace both aging 777s and, over time, much of the A380 fleet, and will reshape the backbone of its ...

Boeing’s 777X uses five test aircraft to fast-track certification: each with a unique role from engine trials to lightning ...

The Boeing 777X was seen conducting flight tests at Mexico's high-altitude Toluca Airport as Boeing works to certify it to ...

Boeing 777-9 certification tests reached a key stage on Aug. 14 with the return of WH001, the first 777X development aircraft ...

Boeing completes first test flight of its newest 777-9, marking the first flight of a new 777X variant in nearly five years.

Many other modern aircraft have been designed without winglets, such as the Boeing 787. Instead, going for raked wingtips ...

Boeing's fifth 777X made its first flight Tuesday, launching out of Seattle Paine Field International Airport (KPAE) in ...

Boeing’s fifth 777-9 took its first flight from Paine Field Tuesday, marking another step in the journey to get the model delivered to customers.

Boeing's new 777x has faced lots of delays on its way to being delivered to airlines. But its need for folding wingtips has ...

The Boeing 777X will not be delivered until late 2023, its manufacturer announced on Wednesday, further delaying the aircraft's debut well-beyond the planned time frame of 2020.

Boeing said in a preliminary third-quarter earnings report that the latest 777X setback will cost $2.6 billion. At least one customer has already said it is unhappy with the new 777X delay.