Coronavirus: These 7 Airlines Have Suspended All Flights to ChinaZacks Investment Research • 01/31/20
American, Delta and United airlines suspend most US- China flights amid coronavirus outbreakCNN Business • 01/31/20
United Airlines suspends some flights between US and China as outbreak spreadsCNN Business • 01/28/20
United Airlines suspends some U.S. flights to China as demand drops over virus fearsReuters • 01/28/20
As Pressure Mounts, American Says It Can Pass United And Maybe Delta In Profit MarginForbes • 01/25/20
United Airlines Holdings, Inc. (UAL) CEO Oscar Munoz on Q4 2019 Results - Earnings Call TranscriptSeeking Alpha • 01/22/20
United Airlines stock falls as 737 MAX and coronavirus uncertainties offset earnings beatMarket Watch • 01/22/20