Spirit Airlines, Inc. is an American ultra-low cost airline headquartered in Dania Beach, Florida, in the Miami metropolitan area. Spirit operates scheduled flights throughout the United States, the Caribbean, and Latin America. Spirit was the seventh largest passenger carrier in North America as of 2023, as well as the largest ultra-low-cost carrier in North America. Spirit filed for Chapter 11 bankruptcy in November 2024 and emerged after financial restructuring in March 2025. Wikipedia