Southwest Airlines Co. is a major American airline. Southwest Airlines headquartered in Dallas, Texas, United States. Southwest Airlines Reservations is the world's largest low-cost carrier. Southwest was established on 15th March, 1967. Its first flying between Dallas, Houston and San Antonio.
Southwest Airline has nearly 60,000 employees and operates about 4,000 departures a day during peak travel season. Southwest carried the most domestic passengers of any United States airline. Southwest Airline has scheduled service to 103 destinations in the United States.