How Southwest Airlines Lost Its Groove

For decades, the company made money even as other airlines stumbled and went bankrupt. But the carrier has struggled to adapt to changes in air travel.

Boeing Reinstalled Panel That Later Blew Out of 737 Max Jet

Employees at its Washington State factory are said to have removed the door plug for further work before the plane was delivered to Alaska Airlines.

F.A.A. Investigating Whether Boeing 737 Max 9 Conformed to Approved Design

Regulators are examining whether Boeing complied with safety rules on a plane that lost a fuselage panel while in flight last week.

Boeing Max 9 Jets Remain Grounded as Airlines Await Inspection Instructions

Two days after a chunk of the fuselage blew out of one of the planes, the F.A.A. and the aircraft maker are still negotiating what to tell the airlines to do.

Boeing Again Under Scrutiny After Latest 737 Max Problem

A sudden hole appearing in the side of an Alaska Airlines plane midflight follows years of problems with the manufacturer’s aircraft.

JetBlue Seeks Court Approval of its Acquisition of Spirit Airlines

JetBlue Airways is trying to persuade a federal court to let it acquire Spirit Airlines, a deal that the Justice Department says will raise fares and reduce competition.