Delta Air Lines (DAL) seasonality heatmap
Returns across monthly, quarterly, and yearly periods. Cell color encodes signed magnitude; the scale auto-fits each table.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -5.1% | -0.0% | +1.2% | +2.3% | +21.3% | +1.9% | — | — | — | — | — | — |
| 2025 | +11.2% | -10.4% | -27.5% | -4.5% | +16.6% | +1.6% | +8.6% | +16.1% | -8.1% | +1.4% | +11.7% | +8.3% |
| 2024 | -2.7% | +8.3% | +13.2% | +4.6% | +2.1% | -7.0% | -9.0% | -1.2% | +19.5% | +13.0% | +11.5% | -5.2% |
| 2023 | +19.0% | -2.0% | -8.9% | -1.8% | +5.9% | +30.9% | -2.5% | -7.3% | -13.7% | -15.3% | +18.2% | +8.9% |
| 2022 | +1.6% | +0.6% | -0.9% | +8.7% | -3.1% | -30.5% | +9.8% | -2.3% | -9.7% | +20.9% | +4.2% | -7.1% |
| 2021 | -5.6% | +26.3% | +0.7% | -2.8% | +1.6% | -9.3% | -7.7% | +1.3% | +5.4% | -8.2% | -7.5% | +7.9% |
| 2020 | -4.7% | -16.7% | -38.2% | -9.2% | -2.7% | +11.2% | -11.0% | +23.5% | -0.9% | +0.2% | +31.4% | -0.1% |
| 2019 | -0.9% | +1.0% | +4.2% | +12.9% | -11.1% | +10.2% | +8.3% | -5.2% | -0.5% | -3.7% | +4.1% | +2.0% |
| 2018 | +1.4% | -4.5% | +1.7% | -4.7% | +4.1% | -8.3% | +10.6% | +7.5% | -1.1% | -5.4% | +11.6% | -17.8% |
| 2017 | -4.0% | +6.1% | -7.9% | -1.1% | +8.6% | +9.4% | -8.2% | -3.8% | +2.2% | +3.8% | +6.4% | +5.8% |
| 2016 | -12.6% | +9.3% | +0.9% | -14.4% | +4.6% | -16.2% | +6.4% | -4.6% | +7.1% | +6.1% | +15.9% | +2.1% |
| 2015 | -3.8% | -5.7% | +1.0% | -0.7% | -3.7% | -4.3% | +7.9% | -1.0% | +2.5% | +13.3% | -8.4% | +9.1% |
| 2014 | +11.4% | +8.7% | +4.3% | +6.3% | +8.5% | -3.0% | -3.2% | +5.9% | -8.6% | +11.3% | +16.3% | +5.4% |
| 2013 | +17.0% | +2.8% | +15.7% | +3.8% | +5.1% | +3.9% | +13.5% | -6.8% | +19.5% | +11.8% | +10.1% | -5.2% |
| 2012 | +30.4% | -7.0% | +1.1% | +10.5% | +10.4% | -9.5% | -11.9% | -10.3% | +5.9% | +5.1% | +3.9% | +18.7% |
| 2011 | -7.4% | -3.7% | -12.8% | +5.9% | -2.9% | -9.0% | -13.9% | -4.6% | -0.5% | +13.6% | -4.8% | -0.3% |
| 2010 | +7.4% | +5.7% | +12.9% | -17.3% | +12.5% | -13.5% | +1.1% | -11.9% | +11.3% | +19.2% | -1.5% | -7.9% |
| 2009 | -39.8% | -27.1% | +12.0% | +9.5% | -5.8% | -0.2% | +19.6% | +4.2% | +24.1% | -20.3% | +14.6% | +39.0% |
| 2008 | +13.0% | -20.6% | -35.6% | -1.1% | -27.7% | -7.4% | +32.2% | +7.9% | -8.3% | +47.4% | -19.8% | +30.0% |
| 2007 | — | — | — | — | — | +3.4% | -9.5% | -5.3% | +6.3% | +15.9% | -5.0% | -24.7% |
| Avg | +1.4% | -1.5% | -3.3% | +0.4% | +2.3% | -2.5% | +2.2% | +0.1% | +2.8% | +6.9% | +5.9% | +3.6% |
| Median | -0.9% | -0.0% | +1.0% | -0.7% | +4.1% | -4.3% | +1.1% | -2.3% | +2.2% | +6.1% | +6.4% | +2.1% |
| Last 5Y Avg | +4.8% | -0.7% | -4.6% | +1.9% | +8.6% | -2.9% | -0.2% | +1.3% | -1.3% | +2.4% | +7.6% | +2.6% |
| Std Dev (σ) | 14.8% | 12.1% | 15.6% | 8.2% | 10.8% | 12.9% | 12.3% | 9.0% | 10.5% | 15.0% | 11.9% | 14.9% |
| Consistency (μ/σ) | 0.09 | -0.13 | -0.21 | 0.04 | 0.22 | -0.19 | 0.17 | 0.01 | 0.26 | 0.46 | 0.50 | 0.24 |
| Win Rate (%) | 47% | 47% | 63% | 47% | 63% | 37% | 53% | 37% | 53% | 74% | 68% | 58% |
| Winning / Losing Months | ▲9▼10 | ▲9▼10 | ▲12▼7 | ▲9▼10 | ▲12▼7 | ▲7▼12 | ▲10▼9 | ▲7▼12 | ▲10▼9 | ▲14▼5 | ▲13▼6 | ▲11▼8 |
| Longest Win / Loss Streak | ▲3▼3 | ▲2▼2 | ▲5▼2 | ▲4▼4 | ▲4▼2 | ▲2▼5 | ▲3▼2 | ▲2▼4 | ▲3▼3 | ▲8▼2 | ▲5▼2 | ▲4▼2 |
| Best | +30.4%in January 2012 | +26.3%in February 2021 | +15.7%in March 2013 | +12.9%in April 2019 | +21.3%in May 2026 | +30.9%in June 2023 | +32.2%in July 2008 | +23.5%in August 2020 | +24.1%in September 2009 | +47.4%in October 2008 | +31.4%in November 2020 | +39.0%in December 2009 |
| Worst | -39.8%in January 2009 | -27.1%in February 2009 | -38.2%in March 2020 | -17.3%in April 2010 | -27.7%in May 2008 | -30.5%in June 2022 | -13.9%in July 2011 | -11.9%in August 2010 | -13.7%in September 2023 | -20.3%in October 2009 | -19.8%in November 2008 | -24.7%in December 2007 |
−39.8%+47.4%
2026
Jan-5.1%
Feb-0.0%
Mar+1.2%
Apr+2.3%
May+21.3%
Jun+1.9%
Jul—
Aug—
Sep—
Oct—
Nov—
Dec—
2025
Jan+11.2%
Feb-10.4%
Mar-27.5%
Apr-4.5%
May+16.6%
Jun+1.6%
Jul+8.6%
Aug+16.1%
Sep-8.1%
Oct+1.4%
Nov+11.7%
Dec+8.3%
2024
Jan-2.7%
Feb+8.3%
Mar+13.2%
Apr+4.6%
May+2.1%
Jun-7.0%
Jul-9.0%
Aug-1.2%
Sep+19.5%
Oct+13.0%
Nov+11.5%
Dec-5.2%
2023
Jan+19.0%
Feb-2.0%
Mar-8.9%
Apr-1.8%
May+5.9%
Jun+30.9%
Jul-2.5%
Aug-7.3%
Sep-13.7%
Oct-15.3%
Nov+18.2%
Dec+8.9%
2022
Jan+1.6%
Feb+0.6%
Mar-0.9%
Apr+8.7%
May-3.1%
Jun-30.5%
Jul+9.8%
Aug-2.3%
Sep-9.7%
Oct+20.9%
Nov+4.2%
Dec-7.1%
2021
Jan-5.6%
Feb+26.3%
Mar+0.7%
Apr-2.8%
May+1.6%
Jun-9.3%
Jul-7.7%
Aug+1.3%
Sep+5.4%
Oct-8.2%
Nov-7.5%
Dec+7.9%
2020
Jan-4.7%
Feb-16.7%
Mar-38.2%
Apr-9.2%
May-2.7%
Jun+11.2%
Jul-11.0%
Aug+23.5%
Sep-0.9%
Oct+0.2%
Nov+31.4%
Dec-0.1%
2019
Jan-0.9%
Feb+1.0%
Mar+4.2%
Apr+12.9%
May-11.1%
Jun+10.2%
Jul+8.3%
Aug-5.2%
Sep-0.5%
Oct-3.7%
Nov+4.1%
Dec+2.0%
2018
Jan+1.4%
Feb-4.5%
Mar+1.7%
Apr-4.7%
May+4.1%
Jun-8.3%
Jul+10.6%
Aug+7.5%
Sep-1.1%
Oct-5.4%
Nov+11.6%
Dec-17.8%
2017
Jan-4.0%
Feb+6.1%
Mar-7.9%
Apr-1.1%
May+8.6%
Jun+9.4%
Jul-8.2%
Aug-3.8%
Sep+2.2%
Oct+3.8%
Nov+6.4%
Dec+5.8%
2016
Jan-12.6%
Feb+9.3%
Mar+0.9%
Apr-14.4%
May+4.6%
Jun-16.2%
Jul+6.4%
Aug-4.6%
Sep+7.1%
Oct+6.1%
Nov+15.9%
Dec+2.1%
2015
Jan-3.8%
Feb-5.7%
Mar+1.0%
Apr-0.7%
May-3.7%
Jun-4.3%
Jul+7.9%
Aug-1.0%
Sep+2.5%
Oct+13.3%
Nov-8.4%
Dec+9.1%
2014
Jan+11.4%
Feb+8.7%
Mar+4.3%
Apr+6.3%
May+8.5%
Jun-3.0%
Jul-3.2%
Aug+5.9%
Sep-8.6%
Oct+11.3%
Nov+16.3%
Dec+5.4%
2013
Jan+17.0%
Feb+2.8%
Mar+15.7%
Apr+3.8%
May+5.1%
Jun+3.9%
Jul+13.5%
Aug-6.8%
Sep+19.5%
Oct+11.8%
Nov+10.1%
Dec-5.2%
2012
Jan+30.4%
Feb-7.0%
Mar+1.1%
Apr+10.5%
May+10.4%
Jun-9.5%
Jul-11.9%
Aug-10.3%
Sep+5.9%
Oct+5.1%
Nov+3.9%
Dec+18.7%
2011
Jan-7.4%
Feb-3.7%
Mar-12.8%
Apr+5.9%
May-2.9%
Jun-9.0%
Jul-13.9%
Aug-4.6%
Sep-0.5%
Oct+13.6%
Nov-4.8%
Dec-0.3%
2010
Jan+7.4%
Feb+5.7%
Mar+12.9%
Apr-17.3%
May+12.5%
Jun-13.5%
Jul+1.1%
Aug-11.9%
Sep+11.3%
Oct+19.2%
Nov-1.5%
Dec-7.9%
2009
Jan-39.8%
Feb-27.1%
Mar+12.0%
Apr+9.5%
May-5.8%
Jun-0.2%
Jul+19.6%
Aug+4.2%
Sep+24.1%
Oct-20.3%
Nov+14.6%
Dec+39.0%
2008
Jan+13.0%
Feb-20.6%
Mar-35.6%
Apr-1.1%
May-27.7%
Jun-7.4%
Jul+32.2%
Aug+7.9%
Sep-8.3%
Oct+47.4%
Nov-19.8%
Dec+30.0%
2007
Jan—
Feb—
Mar—
Apr—
May—
Jun+3.4%
Jul-9.5%
Aug-5.3%
Sep+6.3%
Oct+15.9%
Nov-5.0%
Dec-24.7%
Avg
Jan+1.4%
Feb-1.5%
Mar-3.3%
Apr+0.4%
May+2.3%
Jun-2.5%
Jul+2.2%
Aug+0.1%
Sep+2.8%
Oct+6.9%
Nov+5.9%
Dec+3.6%
Median
Jan-0.9%
Feb-0.0%
Mar+1.0%
Apr-0.7%
May+4.1%
Jun-4.3%
Jul+1.1%
Aug-2.3%
Sep+2.2%
Oct+6.1%
Nov+6.4%
Dec+2.1%
Last 5Y Avg
Jan+4.8%
Feb-0.7%
Mar-4.6%
Apr+1.9%
May+8.6%
Jun-2.9%
Jul-0.2%
Aug+1.3%
Sep-1.3%
Oct+2.4%
Nov+7.6%
Dec+2.6%
Std Dev (σ)
Jan14.8%
Feb12.1%
Mar15.6%
Apr8.2%
May10.8%
Jun12.9%
Jul12.3%
Aug9.0%
Sep10.5%
Oct15.0%
Nov11.9%
Dec14.9%
Consistency (μ/σ)
Jan0.09
Feb-0.13
Mar-0.21
Apr0.04
May0.22
Jun-0.19
Jul0.17
Aug0.01
Sep0.26
Oct0.46
Nov0.50
Dec0.24
Win Rate (%)
Jan47%
Feb47%
Mar63%
Apr47%
May63%
Jun37%
Jul53%
Aug37%
Sep53%
Oct74%
Nov68%
Dec58%
Winning / Losing Months
Jan▲9▼10
Feb▲9▼10
Mar▲12▼7
Apr▲9▼10
May▲12▼7
Jun▲7▼12
Jul▲10▼9
Aug▲7▼12
Sep▲10▼9
Oct▲14▼5
Nov▲13▼6
Dec▲11▼8
Longest Win / Loss Streak
Jan▲3▼3
Feb▲2▼2
Mar▲5▼2
Apr▲4▼4
May▲4▼2
Jun▲2▼5
Jul▲3▼2
Aug▲2▼4
Sep▲3▼3
Oct▲8▼2
Nov▲5▼2
Dec▲4▼2
Best
Jan+30.4%2012
Feb+26.3%2021
Mar+15.7%2013
Apr+12.9%2019
May+21.3%2026
Jun+30.9%2023
Jul+32.2%2008
Aug+23.5%2020
Sep+24.1%2009
Oct+47.4%2008
Nov+31.4%2020
Dec+39.0%2009
Worst
Jan-39.8%2009
Feb-27.1%2009
Mar-38.2%2020
Apr-17.3%2010
May-27.7%2008
Jun-30.5%2022
Jul-13.9%2011
Aug-11.9%2010
Sep-13.7%2023
Oct-20.3%2009
Nov-19.8%2008
Dec-24.7%2007
−39.8%+47.4%
Frequently asked questions
Data & methodology
Delta Air Lines (DAL) Key Financials
Charts, filings, and peer comparison for every metric
Income Statement
Balance Sheet
Explore more
Deep-dives across the income statement, cash flow, capital return, and valuation
Overview
Income Statement