Delta Air Lines Total Operating Expense by Year

Delta Air Lines Total Operating Expense: $57,542M in FY2025, up 3.4% from a year earlier.

Source: Delta Form 8-K Earnings Release (2026-01-13) ↗

Adds all 14 airline-specific operating expense breakdown line items from Delta's income statement (operating expenses were no longer broken out in the financial statements after Q3 2019).

• Reported Total Operating Expense Growth (% YoY)3.0% · FY2025
• Adjusted Operating Expense (Non-GAAP) ($M)52,483 · FY2025
• Salaries & Related Costs ($M)17,520 · FY2025
• Aircraft Fuel & Related Taxes ($M)9,819 · FY2025
• Regional Carriers Expense ($M)2,553 · FY2025
• Contracted Services ($M)4,617 · FY2025
• Maintenance Materials & Outside Repairs ($M)2,432 · FY2025
• Landing Fees & Other Rents ($M)3,564 · FY2025
• Passenger Service ($M)1,855 · FY2025
• Profit Sharing ($M)1,337 · FY2025
• Passenger Commissions & Other Selling ($M)2,485 · FY2025
• Depreciation & Amortization ($M)2,443 · FY2025
• Aircraft Rent ($M)542 · FY2025
• Refinery Third-Party Expense ($M, broken out starting 2025)–
• MRO Expense ($M, broken out starting 2025)–

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