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JetBlue AirwaysMIL:1JAM 47 Cyclically Adjusted PB Ratio is 0.40 as of Jul. 22, 2026, which is 65% below its 10-year median of 1.13. GuruFocus rates MIL:1JAM with a GF Score™ of 47/100 and a GF Value™ of €4.47 (Fairly Valued). The stock has 7 warning signs investors should review. Among 738 Transportation companies, JetBlue Airways ranks better than 89.3% on this metric.
The historical rank and industry rank for JetBlue Airways's Cyclically Adjusted PB Ratio or its related term are showing as below:
MIL:1JAM'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.25 Med: 1.13 Max: 3.13
Current: 0.38
During the past years, JetBlue Airways's highest Cyclically Adjusted PB Ratio was 3.13. The lowest was 0.25. And the median was 1.13.
MIL:1JAM's Cyclically Adjusted PB Ratio is ranked better than 89.3% of 738
companies
in the Transportation industry
Industry Median: 1.245
vs MIL:1JAM: 0.38
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.
JetBlue Airways's adjusted book value per share data for the three months ended in Mar. 2026 was €4.209. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is €11.60 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
JetBlue Airways (MIL:1JAM) Cyclically Adjusted PB Ratio Explanation
Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.
JetBlue Airways Cyclically Adjusted PB Ratio Related Terms
JetBlue Airways Cyclically Adjusted PB Ratio Historical Data
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The historical data trend for JetBlue Airways's Cyclically Adjusted PB Ratio can be seen below:
* 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.
JetBlue Airways Cyclically Adjusted PB Ratio Chart
MIL:1JAM vs ULCC, ALGT, RJET: Cyclically Adjusted PB Ratio Comparison
For the Airlines subindustry, JetBlue Airways's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted PB 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.
JetBlue Airways Cyclically Adjusted PB Ratio vs Transportation Industry
For the Transportation industry and Industrials sector, JetBlue Airways's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where JetBlue Airways's Cyclically Adjusted PB Ratio falls into.
JetBlue Airways Cyclically Adjusted PB Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.
JetBlue Airways's Cyclically Adjusted PB Ratio for today is calculated as
* 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.
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.
What does a Cyclically Adjusted PB Ratio of 0.40 mean?
JetBlue Airways (MIL:1JAM) has a Cyclically Adjusted PB Ratio of 0.40 as of Jul. 22, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on JetBlue Airways and its competitors. This is 65% below median its historical median of 1.13. Over the past decade, JetBlue Airways' Cyclically Adjusted PB Ratio has ranged from 0.25 to 3.13. According to the industry distribution chart, JetBlue Airways ranks #79 out of 738 companies in the Transportation industry, placing it in the top 10.7%.
Is JetBlue Airways' Cyclically Adjusted PB Ratio too high?
JetBlue Airways' current Cyclically Adjusted PB Ratio of 0.40 is 65% below median its 10-year median of 1.13. Over the past 10 years, this metric has ranged from a low of 0.25 to a high of 3.13. The Transportation industry median Cyclically Adjusted PB Ratio is 1.25. JetBlue Airways' value of 0.40 is 67.9% below this industry median. Based on the distribution chart, JetBlue Airways ranks #79 out of 738 companies in the Transportation industry, which is in the top quartile — a strong position relative to peers. Overall, JetBlue Airways has a GF Score™ of 47/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does JetBlue Airways' Cyclically Adjusted PB Ratio compare to ULCC and ALGT?
According to the Transportation industry distribution chart, JetBlue Airways ranks #79 out of 738 companies for Cyclically Adjusted PB Ratio. This places JetBlue Airways in the top 11% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PB Ratio is 1.25. JetBlue Airways' value of 0.40 is 67.9% below this benchmark. Historically, JetBlue Airways' own Cyclically Adjusted PB Ratio has ranged from 0.25 to 3.13 over the past decade. While the company's 10-year median is 1.13 vs. the industry median of 1.25, JetBlue Airways has consistently been below 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 Cyclically Adjusted PB Ratio for a Transportation company?
The median Cyclically Adjusted PB Ratio among Transportation companies is 1.25, based on 738 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. JetBlue Airways's current Cyclically Adjusted PB Ratio of 0.40 is 67.9% below 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 Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on JetBlue Airways and its competitors. For the Transportation industry, the median Cyclically Adjusted PB Ratio is 1.25 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. JetBlue Airways's current Cyclically Adjusted PB Ratio is 0.40, which is 65% below median its own 10-year median of 1.13. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is JetBlue Airways stock overvalued right now?
Based on GuruFocus' analysis, JetBlue Airways (MIL:1JAM) is currently considered Fairly Valued. The stock's GF Value™ is €4.47, compared to a current price of €4.63 — trading 3.5% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.40, which is 65% below median its 10-year median of 1.13 and 67.9% below the Transportation industry median of 1.25. JetBlue Airways' overall GF Score™ is 47/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For JetBlue Airways (MIL:1JAM), the current Cyclically Adjusted PB Ratio is 0.40 as of Jul. 22, 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 JetBlue Airways (MIL:1JAM) Overvalued in 2026?
Based on GuruFocus' analysis, JetBlue Airways stock appears to be overvalued.
The current stock price of €4.63 is trading 3.5% above its estimated GF Value™ of €4.47.
GuruFocus considers JetBlue Airways to be Fairly Valued.
Key valuation signals for MIL:1JAM:
Cyclically Adjusted PB Ratio: 0.40 (65% below median its 10-year median of 1.13)
GF Value™: €4.47 vs. price of €4.63 (3.5% above fair value)
Industry Position: 67.9% below the Transportation median (#79 of 738)
No single metric tells the full story. See the MIL:1JAM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
JetBlue Airways Corp is a low-cost airline that offers high-quality service, including assigned seating and in-flight entertainment. It served approximately 100 destinations in the United States, the Caribbean and Latin America, Canada, and England. The company currently operates Airbus A321, Airbus A320, Airbus A321neo, and Embraer E190 aircraft types. The company has one operating segment, Air Transportation Services, which provides services in the United States, the Caribbean, Latin America, Canada, and Europe. The majority of revenue is generated from the Domestic & Canada segment.
47GF Score
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