American Airlines – American Airlines, Inc. is a major American airline headquartered in Fort Worth, Texas, within the Dallas–Fort Worth metroplex. It is the world’s largest airline when measured by fleet size, scheduled passengers carried, and revenue passenger mile.
Southwest Airlines – Southwest, is one of the major airlines of the United States and the world’s largest low-cost carrier airline. It is headquartered in Dallas, Texas and has scheduled service to 115 destinations in the United States and ten additional countries.
Delta Airlines – Delta Air Lines, a leader in domestic and international travel, offers airline tickets & flights to over 300 destinations in 60 countries.
United Airlines – United Airlines, Inc. is a major American airline headquartered at Willis Tower in Chicago, Illinois. United operates a large domestic and international route network spanning cities large and small across the United States and all six continents.
Jetblue Airways – JetBlue Airways is a major American low cost airline, and the seventh largest airline in North America by passengers carried. JetBlue Airways is headquartered in the Long Island City neighborhood of the New York City borough of Queens; it also maintains corporate offices in Utah and Florida.
Lufthansa Group – Lufthansa, is the largest German airline which, when combined with its subsidiaries, is the second-largest airline in Europe in terms of passengers carried.