DELTA AIR LINES, INC. (DAL) › Operating Cash FlowDELTA AIR LINES, INC. (DAL) — Operating Cash FlowAnnual figures by fiscal year, from SEC filings.2008: -$1.71B2009: $1.38B2010: $2.83B2011: $2.83B2012: $2.48B2013: $4.50B2014: $4.95B2015: $7.93B2016: $7.21B2017: $5.02B2018: $7.01B2019: $8.43B2020: -$3.79B2021: $3.26B2022: $6.36B2023: $6.46B2024: $8.03B2025: $8.34B$8.34B2008Operating Cash Flow (USD)2025Fiscal YearOperating Cash FlowChange YoY2025$8.34B+4.0%2024$8.03B+24.1%2023$6.46B+1.6%2022$6.36B+94.9%2021$3.26B+186.1%2020-$3.79B-145.0%2019$8.43B+20.1%2018$7.01B+39.6%2017$5.02B-30.4%2016$7.21B-9.0%2015$7.93B+60.2%2014$4.95B+9.8%2013$4.50B+81.9%2012$2.48B-12.6%2011$2.83B+0.1%2010$2.83B+105.4%2009$1.38B+180.8%2008-$1.71B—Other metrics: RevenueCost of RevenueGross ProfitOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsCapital ExpendituresShares OutstandingDividends Per Share