Is United Airlines Holdings, Inc. overvalued or undervalued?

As of 17 October 2025, the valuation grade for United Airlines Holdings, Inc. moved from attractive to very attractive. The company appears to be undervalued, supported by a P/E ratio of 7, an EV to EBITDA of 4.70, and a PEG ratio of 0.52, indicating strong potential for growth relative to its price. In comparison, Delta Air Lines, Inc. has a higher P/E of 10.73, while Southwest Airlines Co. is considered expensive with a P/E of 43.59.
Despite a recent dip in the stock's performance over the past month, where it returned -6.04% compared to the S&P 500's 0.96%, the one-year return of 35.20% significantly outperformed the S&P 500's 14.08%, reinforcing the notion that the stock may be undervalued in the current market.