A bipartisan group of senators, Elizabeth Warren (D-Mass.) and Mike Lee (R-Utah), sent a letter to the CEOs of United Airlines and American Airlines expressing significant concerns about a reported potential merger between the two carriers [1]. The senators highlighted that such a merger would combine two of the 'Big Four' U.S. airlines, resulting in an 'industry behemoth' that would control nearly half of the U.S. airline market share and become the largest airline globally by revenue [1].
The letter follows reports that United CEO Scott Kirby proposed a merger with American and sought President Donald Trump's approval for the deal during a late February meeting, according to Reuters. A source close to the White House reportedly expressed skepticism about the merger's competitive impact and its effects on consumers [1].
Warren and Lee raised several concerns, including the potential for higher prices for consumers, reduced competition for smaller airlines, possible route cuts—especially at Dallas Fort Worth International Airport and Chicago O'Hare International Airport—and job losses at the combined airline. They also warned of the risk of creating monopsony power, which could suppress wages and benefits across the industry [1].
The senators requested detailed information from the CEOs regarding any discussions about a merger, the public interest justification for such a deal, and specific impacts on airfares, fees, job losses, and route eliminations. In response, American Airlines stated on Friday that it is 'not engaged with or interested in' merger discussions with United, emphasizing that a combination would be negative for competition and consumers and inconsistent with the administration's antitrust philosophy [1].
Following the news, American Airlines Group Inc. (AAL) shares fell 3.84% to $11.77, while United Airlines Holdings Inc. (UAL) shares declined 1.80% to $97.13 [1].
CONCLUSION
The reported merger talks between United and American Airlines have triggered strong scrutiny from bipartisan senators, citing antitrust and consumer harm concerns. Both airlines' stocks declined following the news, and American Airlines publicly denied any interest in a merger. The event signals heightened regulatory and market sensitivity to further consolidation in the airline industry.