It will be more costly than expected due to a time-consuming modification process, supply disruptions, and other challenges.

President Donald Trump said he is "not happy with the fact that it's taking so long" for Boeing to build the next Air Force ...

Boeing CEO Kelly Ortberg said at an analyst conference that SpaceX CEO Elon Musk is helping Boeing address issues that have ...

Boeing Co.'s chief executive officer said Elon Musk is helping the planemaker work through bottlenecks that have caused Air ...

CEO Kelly Ortberg on Thursday said Elon Musk, the head of its space business rival SpaceX, is "helping us a lot" in ...

Donald Trump said his administration was "looking at alternatives" to Boeing following delays in delivering two new models of ...

As Airbus’s A321XLR reshapes global air travel with its fuel efficiency and long-range capabilities, Boeing struggles with ...

Trump was personally involved in negotiations with Boeing for new versions of the planes - which have been in service for ...

President Donald Trump, furious about delays in delivering two new Air Force One jets, has empowered Elon Musk to explore ...

President Donald Trump said Wednesday he is considering buying used Boeing aircraft — perhaps from an overseas seller — to use as Air Force One when he's ...

"I think you've seen the criticality of Spirit's performance to our performance," Boeing CEO Kelly Ortberg said.