The United Airlines Headquarter is located in Chicago, Illinois, and operates as the central corporate control point for the airline’s worldwide functioning. This head office manages core airline planning such as global network scheduling, fleet strategy, commercial development, pricing systems, regulatory alignment, safety supervision, technology growth and brand direction. It also oversees United’s partnership strategy within Star Alliance and the evolution of the MileagePlus loyalty program. As a major leadership base within the U.S. aviation industry, the Chicago headquarters ensures stable coordination, operational strength, innovation planning and long-term competitive growth for United Airlines across domestic and international markets.