Where is the airline company that operated United Express Flight 3411 on April 9, 2017 on behalf of United Express is headquartered in Indianapolis, Indiana.
On April 9, 2017, O'Hare International Airport police violently and forcibly ejected passenger David Dao from United Express Flight 3411 after he refused to depart the airplane upon the demand of management. 
 Republic Airline operated the scheduled passenger flight on behalf of United Express, a United Airlines regional branch. 
 It is headquartered in Indianapolis, Indiana. 
