Spirit Airlines Inc. (stylized as spirit) is a major ultra-low-cost U.S. carrier headquartered in Miramar, Florida, in the Miami metropolitan area. Spirit operates scheduled flights throughout the United States and in the Caribbean and Latin America. Spirit was the eighth largest passenger carrier in North America as of 2020, as well as the largest ultra-low-cost carrier in North America.

As of July 2022, JetBlue has made an offer to acquire Spirit for US$3.8 billion. On October 19, 2022, the deal was approved by a majority of the airline’s voting shareholders, but the offer awaits approval by government regulators.
From Wikipedia