UAL compared with DAL: revenue, margins and what each company keeps, and the suppliers and customers both name

UALUnited Airlines Holdings, Inc.
Mkt capRevenueRevenue
DALDelta Air Lines, Inc.
Mkt capRevenueRevenue
vs

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UALUnited Airlines Holdings, Inc.
vs
DALDelta Air Lines, Inc.
Price
Mkt cap
Revenue
Revenue

Revenue flow