Bloomberg Airbus SE announced the biggest commercial-plane transaction in its history, securing an order for single-aisle aircraft valued at nearly $50 billion at the Dubai Airshow, outdoing Boeing Co.’s own $20 billion mega-deal. Wednesday’s pact for 430 A320neo planes with US investor Indigo Partners marked a turnaround for Airbus at the Gulf expo, where it had been trailing its rival. ...

Bloomberg Southwest Airlines Co.’s new 737 Max jets will offer the latest and greatest in flying efficiency from Boeing Co.—at least once all the kinks are worked out. In its first month of flying, the 10 Max planes in Southwest’s fleet ranked behind its more seasoned aircraft for on-time performance. While the hiccups weren’t serious, they served as a reminder ...

Bloomberg Pratt & Whitney is close to unveiling a design change for engines used in Airbus SE A320neo and Bombardier Inc. C-Series jets aimed at fixing issues with a carbon seal that has led customers to ground dozens of brand new planes, a person with knowledge of the matter said. Pratt is switching to a proven technology that reduces instances ...