The carrier is cutting prices in cities with competition from cut-rate airlines.

The DOJ is looking into whether airlines have worked together to keep prices high.

How will the withdrawal affect Orbitz? And how does a relationship like this work?

The carriers are taking their merger step by step, including the move for each to sell tickets on some flights operated by the other airline.

A bankruptcy judge clears American Airlines to merge, which leaves the U.S. airline industry with three giant airline plus a few others.

The Justice Department's anti-trust division and several attorneys general filed a federal lawsuit challenging the merger of American Airlines and US Airways.

The U.S. Justice Department filed a lawsuit seeking to block the merger of the two major airlines. Here's what you need to read to catch up on the news.