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Delta Air Lines DAL MRO — Operating revenue

Other product segments

Refinery
$1.65B+55.7%
Loyalty and related
$1.22B+12.8%
Miscellaneous
$71M+24.6%

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AMRCO&M revenue — Revenue
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Other financials

Income statement

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Revenue$15.9B+12.9%
Operating income$501.0M-12.0%
Net income-$289.0M-220%
EPS (diluted)-$0.44-219%

Balance sheet

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Cash & equivalents$5.2B+32.8%
Total debt$19.4B-10.0%
Total equity$20.4B+31.9%
Total assets$84.4B+9.2%

Cash flow

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Operating cash flow$2.4B+2.3%

Valuation

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Market cap$60.82B+87.9%
Enterprise value$74.95B+51.6%
P/E13.6×+6.4×
P/S0.9×+0.4×

Profitability

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Operating margin8.8%-0.8pp
Net margin6.9%+1.0pp

Returns & leverage

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Return on equity25%-2.5pp
Debt / equity-0.4×
Current ratio0.4×0.0×

Where this comes from

Reported directly by Delta Air Lines in its filing.

Tagged under the XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.

The official record: Delta Air Lines’s 10-Q, filed April 8, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Delta Air Lines's MRO — operating revenue?
Delta Air Lines (DAL) reported MRO — operating revenue of $380M in Q1 2026.
How has Delta Air Lines's MRO — operating revenue changed year-over-year?
Delta Air Lines's MRO — operating revenue increased by 151.7% year-over-year, from $151M to $380M.
What is the long-term trend for Delta Air Lines's MRO — operating revenue?
Over 4 years (2021 to 2025), Delta Air Lines's MRO — operating revenue has grown at a 3.2% compound annual growth rate (CAGR), from $793M to $898M.
What does MRO — operating revenue mean?
This metric represents the total revenue generated from Maintenance, Repair, and Overhaul (MRO) services provided to third-party airlines and aviation customers. It reflects the company's ability to monetize its internal technical expertise, hangar capacity, and supply chain infrastructure by servicing external fleets. This revenue stream is a key component of the company's ancillary business strategy, diversifying income beyond passenger ticket sales.