United CEO wants to acquire American Airlines - and its own boss used to be his closest ally

Key Points:

• Kirby rose through the ranks at America West in the early 2000s, becoming president and playing a key role in U.S. Airways' acquisition of American Airlines out of bankruptcy in 2013, forming a highly effective leadership team with CEO Doug Parker and COO Robert Isom.
• Under this leadership, U.S. Airways transformed its operational performance and customer service, eventually merging with American Airlines and helping restore its stock value near pre-financial crisis levels by the mid-2010s.
• In 2016, Kirby left American to join United Airlines as president and heir apparent, where he enhanced United’s focus on high-fare business customers and earned a reputation as a strategic and politically savvy leader.
• American Airlines, in contrast, pursued a low-cost strategy emphasizing price competition over premium service, resulting in low profitability, high debt, and a market valuation significantly below that of United and Delta.
• Kirby now faces the challenge of leading a financially constrained American Airlines once again, competing against a former colleague who is currently CEO there, making his potential comeback difficult but not impossible given his proven track record.