Fourth Boeing 777X Joins Flight Testing Program – Simple Flying

Boeing’s fourth 777X took to the skies for the first time on Sunday. The 777-9 made a successful maiden flight over Washington state. The plane now joins her three 777X stablemates outside Seattle while cabin systems and extended operations get thoroughly run through before the aircraft type begins flying paying passengers in 2022.
Boeing’s fourth 777X successfully completed its first test flight on Sunday. Photo: Getty Images
Boeing has high hopes for this plane
The first 777X only took to t…

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