CPA vs VLRS vs OMAB vs UAL vs AAL

For growth investors, Grupo Aeroportuario del Centro Norte, S.

A. B. de C. V. (OMAB) is the stronger pick with 5. 9% revenue growth year-over-year, versus -3. 3% for Controladora Vuela Compañía de Aviación, S. A. B. de C. V. (VLRS). Copa Holdings, S. A. (CPA) offers the better valuation at 8. 4x trailing P/E (9. 2x forward), making it the more compelling value choice. Analysts rate Copa Holdings, S. A. (CPA) a "Buy" — based on 30 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Copa Holdings, S.

A. (CPA) is the cheapest at 8. 4x versus American Airlines Group Inc. at 77. 5x. On forward P/E, Grupo Aeroportuario del Centro Norte, S. A. B. de C. V. is actually cheaper at 0. 8x — notably different from the trailing picture, reflecting expected earnings growth. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Grupo Aeroportuario del Centro Norte, S. A. B. de C. V. wins at 0. 02x versus Copa Holdings, S. A. 's 0. 46x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Grupo Aeroportuario del Centro Norte, S.

A. B. de C. V. (OMAB) delivered a total return of +157. 8%, compared to -55. 6% for Controladora Vuela Compañía de Aviación, S. A. B. de C. V. (VLRS). Over 10 years, the gap is even starker: OMAB returned +192. 8% versus VLRS's -61. 6%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Grupo Aeroportuario del Centro Norte, S.

A. B. de C. V. (OMAB) is the lower-risk stock at 0. 62β versus United Airlines Holdings, Inc. 's 2. 25β — meaning UAL is approximately 261% more volatile than OMAB relative to the S&P 500. On balance sheet safety, Copa Holdings, S. A. (CPA) carries a lower debt/equity ratio of 84% versus 15% for Controladora Vuela Compañía de Aviación, S. A. B. de C. V. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), Grupo Aeroportuario del Centro Norte, S.

A. B. de C. V. (OMAB) is pulling ahead at 5. 9% versus -3. 3% for Controladora Vuela Compañía de Aviación, S. A. B. de C. V. (VLRS). On earnings-per-share growth, the picture is similar: Copa Holdings, S. A. grew EPS 13. 8% year-over-year, compared to -181. 8% for Controladora Vuela Compañía de Aviación, S. A. B. de C. V.. Over a 3-year CAGR, CPA leads at 31. 7% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Grupo Aeroportuario del Centro Norte, S.

A. B. de C. V. (OMAB) is the more profitable company, earning 33. 5% net margin versus -3. 4% for Controladora Vuela Compañía de Aviación, S. A. B. de C. V. — meaning it keeps 33. 5% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: OMAB leads at 56. 0% versus 2. 7% for AAL. At the gross margin level — before operating expenses — OMAB leads at 75. 6%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Grupo Aeroportuario del Centro Norte, S. A. B. de C. V. (OMAB) is the more undervalued stock at a PEG of 0. 02x versus Copa Holdings, S. A. 's 0. 46x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, Grupo Aeroportuario del Centro Norte, S. A. B. de C. V. (OMAB) trades at 0. 8x forward P/E versus 10. 7x for United Airlines Holdings, Inc. — 9. 9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for VLRS: 46. 3% to $11. 43.

In this comparison, CPA (5.

2% yield), OMAB (5. 0% yield) pay a dividend. VLRS, UAL, AAL do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Grupo Aeroportuario del Centro Norte, S.

A. B. de C. V. (OMAB) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 62), 5. 0% yield, +192. 8% 10Y return). American Airlines Group Inc. (AAL) carries a higher beta of 1. 96 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (OMAB: +192. 8%, AAL: -55. 4%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: CPA is a small-cap deep-value stock; VLRS is a small-cap quality compounder stock; OMAB is a small-cap deep-value stock; UAL is a mid-cap deep-value stock; AAL is a small-cap quality compounder stock. CPA, OMAB pay a dividend while VLRS, UAL, AAL do not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.