Boeing’s new twin-engine 777X successfully completes maiden flight – Times of Oman

Boeing’s new twin-engine 777X successfully completes maiden flight – Times of Oman

Boeing said the new aircraft would stay in the air for up to five hours.. The company said the Boeing 777X combines design elements from the twin-aisle 777 with "advanced technologies" from the 787 Dreamliner, making it "the largest and most fuel-efficient twin-engine jet in the world.. Flagship for the big airlines'Boeing is hoping to make a comeback after aviation authorities across the globe grounded its 737 MAX due to deadly plane crashes in Ethiopia and.