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STOCK COMPARISON

Delta Air Lines vs Vietjet Aviation JSC: Fair Value & Quality

Both stocks run through our valuation models. Here is how Delta Air Lines (DAL) and Vietjet Aviation JSC (VJC) compare, as of Sep 24, 2026.

As of Sep 24, 2026, Fair Value Calculator sees Delta Air Lines as the more attractively valued of the two: Delta Air Lines trades at $81.75 versus a fair value of $102 (+24%), while Vietjet Aviation JSC trades at VND 135,000 versus VND 35,877 (-73%).
Delta Air Lines
DAL · USD · Industrials
+24%
upside to fair value
undervalued
Price$81.75
Fair Value$102
Quality49/100
Vietjet Aviation JSC
VJC.VN · VND · Industrials
-73%
upside to fair value
overvalued
PriceVND 135,000
Fair ValueVND 35,877
Quality18/100
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Head-to-head numbers

Green is the better side of a row, red the weaker one (for valuation multiples: lower = cheaper). Grey rows are for reference only and are not scored.

betterweakerfor reference, not scored

Delta Air LinesVietjet Aviation JSC
Valuation
14.0×P/E (TTM)40.6×
0.78×P/S (TTM)1.19×
2.58×P/B4.07×
8.2×EV/EBITDA23.7×
39.29×PEGn/a
+24.3%Fair value upside−73.4%
1.0%Dividend yield0.1%
$0.78Dividend per sharen/a
Profitability
8%Operating margin8%
20%Return on equity11%
4%Return on assets2%
Growth
19%Revenue growth (YoY)17%
7.8%Avg. growth/yr (3Y)26.9%
30.0%Avg. growth/yr (5Y)35.1%
+15.6%Value creation/yr+92.3%
Balance & size
8.6×Interest coverage (EBIT/interest)1.0×
0.60×Debt / equity1.61×
$53BMarket cap$4B
healthyGrowth qualityexpensive

Delta Air Lines leads: 10 to 3 metric wins.

n/a = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Delta Air Linesof which business quality 48 · market factors 59 Vietjet Aviation JSCof which business quality 20 · market factors 59
ProfitabilityMargins and returns on capital today
52
27
Quality GrowthAre margins and returns improving?
36
42
CashflowEarnings quality: real cash, not paper profit
46
11
Fin. StrengthBalance sheet, leverage, solvency risk
38
13
InvestmentDisciplined investing over empire-building
51
2
Low VolatilityCalm price path (market factor)
43
73
MomentumPrice trend over the last 3–12 months (market factor)
61
51
52W MomentumDistance to the 52-week high (market factor)
74
56
Net IssuanceShare count: buybacks or dilution?
74
26

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyDelta Air LinesPrice $81.75Vietjet Aviation JSCPrice VND 135,000
DCF Models+49%above the price$122n/a
Earnings-Based-27%below the price$60.01-37%below the priceVND 85,719
Dividend Discount-86%below the price$11.58-99%below the priceVND 1,226
Multiples+64%above the price$134-65%below the priceVND 46,916
Asset-Based-74%below the price$21.14-84%below the priceVND 21,610
Growth DCF+33%above the price$108n/a
Economic Profit-5%close to the price$77.60-86%below the priceVND 19,369
Growth Earnings+76%above the price$144-15%below the priceVND 114,730
Minimum-86%below the price$11.58-99%below the priceVND 1,226
Maximum+76%above the price$144-15%below the priceVND 114,730
Median+14%close to the price$93.00-75%below the priceVND 34,263
Geometric mean-21%below the price$64.24-82%below the priceVND 24,871

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Delta Air Lines: 8 of 26 models see the stock below the current price.

Vietjet Aviation JSC: 16 of 16 models see the stock below the current price.

Scenario ranges

From our cautious bear scenario to the optimistic bull scenario. The white tick is the current price (value above it), the green tick the fair value (value below it): if the price sits left of the fair value, there is room to rise.

Delta Air Lines
Price $81.75
Fair Value $102
Bear $59.23Bull $136
Vietjet Aviation JSC
Price VND 135,000
Fair Value VND 35,877
Bear VND 35,187Bull VND 44,846

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Delta Air Lines · Industrials

Quality score49 · below median
Fair value upside+24% · above median

Vietjet Aviation JSC · Industrials

Quality score18 · bottom 25%
Fair value upside-73% · bottom 25%

Bottom line

As of Sep 24, 2026, Fair Value Calculator sees Delta Air Lines as the more attractively valued of the two: Delta Air Lines trades at $81.75 versus a fair value of $102 (+24%), while Vietjet Aviation JSC trades at VND 135,000 versus VND 35,877 (-73%).

Delta Air Lines has the higher quality score (49/100).

Open Delta Air Lines live analysis →

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.