Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
United Airlines HoldingsMEX:UAL -1.15%72 Shiller PE Ratio is 29.30 as of Aug. 31, 2026, which is 90% above its 10-year median of 15.40. GuruFocus rates MEX:UAL with a GF Score™ of 72/100 and a GF Value™ of MXN1,623.96 (Modestly Overvalued). The stock has 4 warning signs investors should review. Among 599 Transportation companies, United Airlines Holdings ranks worse than 77.46% on this metric.
The historical rank and industry rank for United Airlines Holdings's Shiller PE Ratio or its related term are showing as below:
MEX:UAL'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 3.65 Med: 15.4 Max: 47.54
Current: 30.17
During the past years, United Airlines Holdings's highest Shiller PE Ratio was 47.54. The lowest was 3.65. And the median was 15.40.
MEX:UAL's Shiller PE Ratio is ranked worse than 77.46% of 599
companies
in the Transportation industry
Industry Median: 18.27
vs MEX:UAL: 30.17
E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.
United Airlines Holdings's adjusted earnings per share data for the three months ended in Jun. 2026 was MXN42.925. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is MXN64.77 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
United Airlines Holdings (MEX:UAL) Shiller PE Ratio Explanation
Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.
Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.
Be Aware
Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.
United Airlines Holdings Shiller PE Ratio Related Terms
United Airlines Holdings Shiller PE Ratio Historical Data
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
MEX:UAL vs LUV, DAL, AAL: Shiller PE Ratio Comparison
For the Airlines subindustry, United Airlines Holdings's Shiller PE Ratio, along with its competitors' market caps and Shiller PE Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
United Airlines Holdings Shiller PE Ratio vs Transportation Industry
For the Transportation industry and Industrials sector, United Airlines Holdings's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where United Airlines Holdings's Shiller PE Ratio falls into.
United Airlines Holdings Shiller PE Ratio Calculation
For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Add all the adjusted EPS together and divide 10 will get our E10.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
United Airlines Holdings (MEX:UAL) has a Shiller PE Ratio of 29.30 as of Aug. 31, 2026. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on United Airlines Holdings and its competitors. This is 90% above median its historical median of 15.40. Over the past decade, United Airlines Holdings' Shiller PE Ratio has ranged from 3.65 to 47.54. According to the industry distribution chart, United Airlines Holdings ranks #464 out of 599 companies in the Transportation industry, placing it in the top 77.5%.
Is United Airlines Holdings' Shiller PE Ratio too high?
United Airlines Holdings' current Shiller PE Ratio of 29.30 is 90% above median its 10-year median of 15.40. Over the past 10 years, this metric has ranged from a low of 3.65 to a high of 47.54. The Transportation industry median Shiller PE Ratio is 18.27. United Airlines Holdings' value of 29.30 is 60.4% above this industry median. Based on the distribution chart, United Airlines Holdings ranks #464 out of 599 companies in the Transportation industry, which is in the bottom quartile relative to peers. Overall, United Airlines Holdings has a GF Score™ of 72/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does United Airlines Holdings' Shiller PE Ratio compare to LUV and DAL?
According to the Transportation industry distribution chart, United Airlines Holdings ranks #464 out of 599 companies for Shiller PE Ratio. This places United Airlines Holdings in the lower half of its industry. The industry median Shiller PE Ratio is 18.27. United Airlines Holdings' value of 29.30 is 60.4% above this benchmark. Historically, United Airlines Holdings' own Shiller PE Ratio has ranged from 3.65 to 47.54 over the past decade. While the company's 10-year median is 15.40 vs. the industry median of 18.27, United Airlines Holdings has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Shiller PE Ratio for a Transportation company?
The median Shiller PE Ratio among Transportation companies is 18.27, based on 599 companies in the industry. Companies in the top quartile (top 25%) have a Shiller PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Shiller PE Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. United Airlines Holdings's current Shiller PE Ratio of 29.30 is 60.4% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Shiller PE Ratio mean?
A high Shiller PE Ratio can signal that a stock is expensive relative to its fundamentals. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on United Airlines Holdings and its competitors. For the Transportation industry, the median Shiller PE Ratio is 18.27 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. United Airlines Holdings's current Shiller PE Ratio is 29.30, which is 90% above median its own 10-year median of 15.40. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is United Airlines Holdings stock overvalued right now?
Based on GuruFocus' analysis, United Airlines Holdings (MEX:UAL) is currently considered Modestly Overvalued. The stock's GF Value™ is MXN1,623.96, compared to a current price of MXN1,898.00 — trading 16.9% above its estimated fair value. The current Shiller PE Ratio is 29.30, which is 90% above median its 10-year median of 15.40 and 60.4% above the Transportation industry median of 18.27. United Airlines Holdings' overall GF Score™ is 72/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shiller PE Ratio calculated?
Shiller PE Ratio is calculated from a company's financial statements. For United Airlines Holdings (MEX:UAL), the current Shiller PE Ratio is 29.30 as of Aug. 31, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is United Airlines Holdings (MEX:UAL) Overvalued in 2026?
Based on GuruFocus' analysis, United Airlines Holdings stock appears to be overvalued.
The current stock price of MXN1,898.00 is trading 16.9% above its estimated GF Value™ of MXN1,623.96.
GuruFocus considers United Airlines Holdings to be Modestly Overvalued.
Key valuation signals for MEX:UAL:
Shiller PE Ratio: 29.30 (90% above median its 10-year median of 15.40)
GF Value™: MXN1,623.96 vs. price of MXN1,898.00 (16.9% above fair value)
Industry Position: 60.4% above the Transportation median (#464 of 599)
No single metric tells the full story. See the MEX:UAL stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Chicago-based United Airlines is a major US network carrier with hubs in San Francisco, Chicago, Houston, Denver, Los Angeles, Newark, and Washington, D.C. United operates a hub-and-spoke system that is more focused on international and long-haul travel, especially across the Pacific, than its large US peers.
72GF Score
Get the complete analysis for MEX:UAL
Shiller PE Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
MEX:UAL has been successfully added to your 
