StockData
Delta Air Lines, Inc. logo

Delta Air Lines, Inc.

DALNYSEAir Transportation, ScheduledFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 9, 2026Score 10/3012% above fair value
$83.42+3.27 (+4.08%)

Close on Nov 2, 2026Market cap $54.86BP/E 16.7Yield 0.81%

Delta Air Lines GAAP CASM (¢/ASM) by Quarter

QuarterlyAnnual

Delta Air Lines GAAP CASM (¢/ASM): 24 in Q3 2026, up 24.6% from a year earlier. That is the highest of the 26 quarters on record here.

Latest, Q3 2026
24
Period ended Sep 30, 2026
Change on a year earlier
+24.6%
19 in Q3 2025
History
26 quarters
Since Q1 2019
Sources
22
Documents cited below

Where the Q3 2026 figure comes from

Source: Delta Form 8-K Earnings Release (2026-10-09) ↗

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedGAAP CASM (¢/ASM)Year on yearSource
Q3 2026Sep 30, 202624+24.6%Delta Form 8-K Earnings Release (2026-10-09) ↗
Q2 2026Jun 30, 202623+21.4%Delta Form 8-K Earnings Release (2026-07-10) ↗
Q1 2026Mar 31, 202622+12.7%Delta Form 8-K Earnings Release (2026-04-08) ↗
Q4 2025Dec 31, 202520+3.7%Delta Form 8-K Earnings Release (2026-01-13) ↗
Q3 2025Sep 30, 202519+1.1%Delta Form 8-K Earnings Release (2026-10-09) ↗
Q2 2025Jun 30, 202519-2.9%Delta Form 8-K Earnings Release (2026-07-10) ↗
Q1 2025Mar 31, 202520-1.7%Delta Form 8-K Earnings Release (2026-04-08) ↗
Q4 2024Dec 31, 202419+2.0%Delta Form 8-K Earnings Release (2026-01-13) ↗
Q3 2024Sep 30, 202419+1.7%Delta Form 8-K Earnings Release (2025-10-09) ↗
Q2 2024Jun 30, 202419+1.6%Delta Form 8-K Earnings Release (2025-07-10) ↗
Q1 2024Mar 31, 202420-5.7%Delta Form 8-K Earnings Release (2025-04-09) ↗
Q4 2023Dec 31, 202319-6.3%Delta Form 8-K Earnings Release (2025-01-10) ↗
Q3 2023Sep 30, 202318-7.2%Delta Form 8-K Earnings Release (2024-10-10) ↗
Q2 2023Jun 30, 202319-9.2%Delta Form 8-K Earnings Release (2024-07-11) ↗
Q1 2023Mar 31, 202321+8.6%Delta Form 8-K Earnings Release (2024-04-10) ↗
Q4 2022Dec 31, 202220+13.0%Delta Form 8-K Earnings Release (2024-01-12) ↗

Breakdown

What makes up GAAP CASM (¢/ASM)

Cite this data

StockData. (2026). Delta Air Lines GAAP CASM (¢/ASM), quarterly Q1 2019–Q3 2026 [Data set]. Compiled from Delta Air Lines SEC filings and investor materials. https://stockdatahq.com/stocks/dal/kpis/casm-gaap

See every metric in the Delta Air Lines KPI table. Data updated Nov 1, 2026.