American Airlines and US Airways want to know why the federal government allowed previous airline mergers but seeks to block theirs.
American Airlines says its passenger traffic and a key revenue figure rose in August compared with last summer.
The U.S. government wants to wait until March for a trial on its lawsuit aimed at blocking the merger of American Airlines and US Airways.
The Justice Department and a number of state attorneys general on Tuesday challenged a proposed $11 billion merger between US Airways Group Inc. and American Airlines’ parent company, AMR Corp.
American Airlines and US Airways are facing a lawsuit over their planned merger. It claims that the merger will bring higher fares, fewer flights, and the firing of thousands of employees.
Southwest Airlines is making a 180-degree turn and raising fares on many routes by up to $10 per round trip.