Delta Air Lines (DAL) Cost of Revenue (2009 - 2026)

Delta Air Lines (DAL) has 18 years of Cost of Revenue data on file, last reported at $666.0 million in Q1 2026.

• For the quarter ending Q1 2026, Cost of Revenue fell 72.37% year-over-year to $666.0 million; the trailing twelve-month figure through Mar 2026 stood at -$3.1 billion (down 125.08% YoY), and the FY2025 full-year result was $2.4 billion, down 77.4% from the prior year.
• Cost of Revenue for Q1 2026 stood at $666.0 million, up from -$5.1 billion in the prior quarter.
• Across five years, Cost of Revenue topped out at $9.4 billion in Q4 2023 and bottomed at -$5.1 billion in Q4 2025.
• The 5-year median for Cost of Revenue is $673.0 million (2025), against an average of $1.9 billion.
• The widest annual swing landed in 2023, when Cost of Revenue jumped 1560.78%; it then plunged 158.1% in 2025.
• A 5-year view of Cost of Revenue shows it stood at $566.0 million in 2022, then surged by 1560.78% to $9.4 billion in 2023, then dropped by 7.51% to $8.7 billion in 2024, then sank by 158.1% to -$5.1 billion in 2025, then soared by 113.19% to $666.0 million in 2026.
• The last three Cost of Revenue figures came in at $666.0 million (Q1 2026), -$5.1 billion (Q4 2025), and $578.0 million (Q3 2025), per Business Quant data.

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