(Bloomberg) -- The rewards programs of the four largest US air carriers — Delta Air Lines Inc., American Airlines Group Inc., United Airlines Holdings Inc. and Southwest Airlines Co. — are being probed by the US Department of Transportation, the agency announced Thursday. Most Read from BloombergWorld's Second Tallest Tower Spurs Debate About Who Needs ItThe Outsized Cost of Expanding US RoadsMadrid to Ban E-Scooter Rentals, Following Lead Set in ParisThe Plan for the World’s Most Ambitious Skys
United Airlines (UAL) closed the most recent trading day at $43.87, moving -0.39% from the previous trading session.
United Airlines' environment-friendly approach is praiseworthy. However, weak liquidity and pricing power represent major headwinds.