The crossword solutions for the term UNITED, E.G. are AIRLINE (7 letters) and DOMESTICAIRLINE (15 letters). United Airlines is an American AIRLINE headquartered in Chicago, Illinois. It is the world's third-largest AIRLINE when measured by revenue, after American Airlines and Delta Air Lines. United operates a large domestic and international route network, with an extensive presence in the Asia-Pacific region. The AIRLINE's main hub is at Chicago O'Hare International Airport, with additional hubs at Denver International Airport, George Bush Intercontinental Airport in Houston, Los Angeles International Airport, Newark Liberty International Airport, San Francisco International Airport, and Washington Dulles International Airport. United also operates numerous domestic and international routes under the United Express brand.