DELTA AIR LINES, INC. (DAL) › Gross ProfitDELTA AIR LINES, INC. (DAL) — Gross ProfitAnnual figures by fiscal year, from SEC filings.No annual Gross Profit data is available for this company yet.Other metrics: RevenueCost of RevenueOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresShares OutstandingDividends Per Share