spiritlow fare calendar is among the biggest low- cost carriersoperating in the U.S., Caribbean, and Latin America. It was innovated in 1983in Macomb County. It offers air trip services in about 47 domestic and 28transnational destinations. The airline serves in over 15 countries. Theheadquarters of Spirit Airlines is located in Miramar, Florida. Fort LauderdaleInternational Airport and Wayne County Airport are its main centers.