Spirit Airlines An American airline based in Miramar, Florida, Spirit Airlines offers ultra-low-cost flights. As the seventh largest commercial airline in the United States, it has many scheduled flights throughout the country as well as in other parts of the world such as Latin America, the Caribbean. There are times when you book your Spirit Airline flight only to discover the name has been mistakenly changed. As you can easily correct this mistake, there is no need to panic. You can contact me to know more about Spirit Airline name change policy.