Air Traffic Liability was Delta Air Lines’s largest product and service line in fiscal 2025, bringing in $45.49B of $63.36B (72%).
| Product and Service | FY 2016 | FY 2017 | FY 2018 | FY 2019 | FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Air Traffic Liability | $35.63B | $43.60B | $45.10B | $45.49B | ||||||
| Air Traffic | — | — | — | — | ||||||
| Refinery | $4.98B | $3.38B | $4.64B | $5.08B | ||||||
| Loyalty Travel Awards | $2.90B | $3.46B | $3.84B | $4.24B | ||||||
| Loyalty Program | $2.60B | $3.09B | $3.30B | $3.36B | ||||||
| Travel-Related Services | $1.69B | $1.85B | $1.96B | $2.04B | ||||||
| Ancillary Businesses & Refinery | — | — | — | — | ||||||
| Ancillary Businesses | $846.00M | $840.00M | $772.00M | $937.00M | ||||||
| Cargo | $1.05B | $723.00M | $822.00M | $900.00M | ||||||
| Miscellaneous | $894.00M | $1.10B | $1.22B | $1.32B | ||||||
| Total | $50.58B | $58.05B | $61.64B | $63.36B |
Delta Air Lines brought in $63.36B from its eight product and service lines in fiscal 2025, the year ended December 31, 2025. That was up 2.8% from $61.64B in fiscal 2024. Air Traffic Liability was the largest at $45.49B (71.8%), ahead of Refinery at $5.08B (8.0%) and Loyalty Travel Awards at $4.24B (6.7%). The other five lines brought in $8.56B combined.
Compared with fiscal 2024, Loyalty Travel Awards grew fastest, up 10.3% to $4.24B. Every line above 2% of revenue grew. From fiscal 2022 to 2025, combined revenue from these lines grew from $50.58B to $63.36B, a compound annual growth rate of 7.8%. Air Traffic Liability's share of the total rose from 70.4% to 71.8%.
Domestic was Delta Air Lines’s largest revenue line in fiscal 2025, bringing in $44.66B of $63.36B (70%).
| Airline Destination | FY 2016 | FY 2017 | FY 2018 | FY 2019 | FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|---|---|---|---|---|
| Domestic | $38.48B | $40.85B | $43.51B | $44.66B | ||||||
| Atlantic | $7.43B | $10.46B | $10.54B | $10.77B | ||||||
| Latin America | $3.33B | $4.29B | $4.56B | $4.58B | ||||||
| Pacific | $1.34B | $2.45B | $3.04B | $3.36B | ||||||
| Total | $50.58B | $58.05B | $61.64B | $63.36B |
Delta Air Lines brought in $63.36B from its four revenue lines in fiscal 2025, the year ended December 31, 2025. That was up 2.8% from $61.64B in fiscal 2024. Domestic was the largest at $44.66B (70.5%), ahead of Atlantic at $10.77B (17.0%) and Latin America at $4.58B (7.2%). The remaining revenue line, Pacific, brought in $3.36B.
Compared with fiscal 2024, Pacific grew fastest, up 10.8% to $3.36B. Every revenue line above 2% of revenue grew. From fiscal 2022 to 2025, combined revenue from these revenue lines grew from $50.58B to $63.36B, a compound annual growth rate of 7.8%. Domestic's share of the total fell from 76.1% to 70.5%.
Airline was Delta Air Lines’s largest segment in fiscal 2025, bringing in $58.29B of $63.36B (92%).
| Segment | FY 2012 | FY 2013 | FY 2016 | FY 2017 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|---|---|---|---|
| Airline | $45.61B | $54.67B | $57.00B | $58.29B | |||||
| Refinery | $10.71B | $7.57B | $7.77B | $6.96B | |||||
| Intersegment Sales/Other | -$5.73B | -$4.19B | -$3.13B | -$1.88B | |||||
| Total | $50.58B | $58.05B | $61.64B | $63.36B |
Delta Air Lines brought in $63.36B from its three segments in fiscal 2025, the year ended December 31, 2025. That was up 2.8% from $61.64B in fiscal 2024. Airline was the largest at $58.29B (92.0%), ahead of Refinery at $6.96B (11.0%).
Compared with fiscal 2024, Airline grew 2.3% to $58.29B, while Refinery fell 10.4% to $6.96B. From fiscal 2022 to 2025, combined revenue from these segments grew from $50.58B to $63.36B, a compound annual growth rate of 7.8%. Airline's share of the total rose from 90.2% to 92.0%.
The total is net of Intersegment Sales/Other, which took $1.88B off revenue in fiscal 2025.
Delta Air Lines (DAL) reports its revenue by product and service, by airline destination and by segment. In fiscal 2025, Air Traffic Liability was its largest product and service line, bringing in $45.49B (71.8% of the total), followed by Refinery at $5.08B (8.0%).
Air Traffic Liability was Delta Air Lines' largest product and service line in fiscal 2025, bringing in $45.49B, or 71.8% of the $63.36B total across its eight product and service lines.
Domestic was Delta Air Lines' largest revenue line in fiscal 2025, bringing in $44.66B, or 70.5% of the $63.36B total across its four revenue lines.
Airline was Delta Air Lines' largest segment in fiscal 2025, bringing in $58.29B, or 92.0% of the $63.36B total across its three segments.
Among Delta Air Lines' product and service lines that make up at least 2% of revenue, Loyalty Travel Awards grew fastest in fiscal 2025, up 10.3% from $3.84B to $4.24B.
Every figure comes from Delta Air Lines' annual financial filings, as reported. Each line keeps the name Delta Air Lines gives it, and years follow its fiscal calendar.
Delta Air Lines' revenue by product and service goes back to fiscal 2016, with figures through fiscal 2025. The latest four fiscal years are free to view, and the full history is available with a Business Quant subscription.