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 Mainline Domestic Completion Factor (%, DEF 14A) by Year
Mainline Domestic Completion Factor (%, DEF 14A) (%)
Delta Air Lines Mainline Domestic Completion Factor (%, DEF 14A): 98.9% in FY2025, down 0.2 pts from a year earlier.
Latest, FY2025
98.9%
Period ended Dec 31, 2025
Change on a year earlier
-0.2 pts
99.1% in FY2024
History
2 years
Since FY2024
Sources
1
Delta Definitive Proxy Statement DEF 14A (2026)
Where the FY2025 figure comes from
“Mainline Domestic Completion Factor (3) 99.1% 2024 98.9% 2025 We were named the most on-time airline in the U.S. for the fifth year in a row by Cirium with leading on-time arrival performance, recognizing Delta’s commitment to operational excellence.”
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Mainline Domestic Completion Factor (%, DEF 14A) (%) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 98.9% | -0.2 pts | Delta Definitive Proxy Statement DEF 14A (2026) ↗ |
| FY2024 | Dec 31, 2024 | 99.1% | – | Delta Definitive Proxy Statement DEF 14A (2026) ↗ |
Cite this data
StockData. (2026). Delta Air Lines Mainline Domestic Completion Factor (%, DEF 14A) (%), annual FY2024–FY2025 [Data set]. Compiled from Delta Air Lines SEC filings and investor materials. https://stockdatahq.com/stocks/dal/kpis/ops-completion-factor-pct
See every metric in the Delta Air Lines KPI table. Data updated Nov 1, 2026.