Spirit Airlines, Inc. is an American ultra-low-cost carrier headquartered in Miramar, Florida in the Miami metropolitan area. It is the seventh largest commercial airline in the United States. Spirit operates scheduled flights throughout the United States and in the Caribbean and Latin America. The airline operates bases at Atlantic City, Chicago - O'Hare, Dallas/Fort Worth, Detroit, Fort Lauderdale, Las Vegas, and Orlando.
As of January 2025, Spirit Airlines operates the following aircraft: Airbus A319, Airbus A320, Airbus A320neo, Airbus A321.
Spirit Airlines is operating flights from/to 92 airports in 17 countries: United States, Puerto Rico, Colombia, Mexico, Honduras, Dominican Republic, Guatemala, Jamaica, U.S. Virgin Islands, Haiti and other destinations.