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Correlate

Correlation Analysis

Amazon.Com Inc vs Delta Air Lines, Inc.

AMZN vs DAL

+0.843

Strong positive

When one moves up, the other tends to follow.

AMZN logo

Amazon.Com Inc

AMZN

Amazon is the leading online retailer and marketplace for third party sellers. Retail related revenue represents approximately 74% of total, followed by Amazon Web Services (17%), and advertising services (9%). International segments constitute 22% of Amazon's total revenue, led by Germany, the United Kingdom, and Japan.

Market cap 2.3T

DAL logo

Delta Air Lines, Inc.

DAL

Atlanta-based Delta Air Lines is one of the world's largest airlines, with a network of over 300 destinations in more than 50 countries. Delta operates a hub-and-spoke network, where it gathers and distributes passengers across the globe through its biggest hubs in Atlanta, New York, Salt Lake City, Detroit, Seattle, and Minneapolis-St. Paul. Delta has historically earned most of its international revenue and profits from flying passengers over the Atlantic Ocean.

Market cap 43.6B · 103,000 employees

Apr 9, 2021 — Apr 7, 2026Daily1,254 observationsStockStockTechnology

Time Series

Rebased to 100

Green: AMZNGray: DAL36 of 1,254 points (sampled)

Who Moves First

in sync

AMZN and DAL tend to move at the same time.

Best correlation after shifting: +0.843 (13 shifts scanned)

Do They Crash Together?

Correlation by Market Regime

How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.

Both Rising

-0.111

12 periods · Return correlation when both series rose

Both Falling

+0.845

8 periods · Return correlation when both series fell

Diverging

-0.655

15 periods · Return correlation when series moved apart

R-Squared

71.1%

Share of variance in one series explained by the other.

Trend Agreement

63.0%

How often both series moved in the same direction period-to-period.

Overlap Quality

1,254

Deep shared window — 1,254 usable pairs.

Significance

p < 0.001

95% CI: [0.827, 0.859]

Scatter

XY Regression

75.380100120140160180200220240241.928304050607074.2Amazon.Com IncDelta Air Lines, Inc.Data pointsFit (r = 0.843)

Pipeline

Data quality details

Pipeline Summary

1,254 paired observations survived the daily window.

Raw input

1,254

1,254

Normalized

1,254

1,254

Prepared

1,254

1,254

Aligned

1,254

1,254

Invalid removed

0

A: 0 / B: 0

Duplicates removed

0

A: 0 / B: 0

Alignment drops

0

A: 0 / B: 0

Series A

AMZN logo

Amazon.Com Inc

AMZN

Market cap 2.3T

Stock · 1,254 raw → 1,254 prepared

Series B

DAL logo

Delta Air Lines, Inc.

DAL

Market cap 43.6B · 103,000 employees

Stock · 1,254 raw → 1,254 prepared

Sign agreement

100.0%

How often both values share the same sign.

Zero crossings

23

Estimated crossover points between normalized spreads.

Slope

0.2158

Linear regression slope.

Intercept

9.5047

Linear regression intercept.

Related Extremes

Highest and Lowest Correlated

Saved 3 hours ago · ID: stock-amzn-vs-stock-dal-daily-20260408-y1s921