Active-duty U.S. military members and their accompanying spouse and/or children traveling on Spirit get two free checked bags and a free carry-on, in addition to the already free personal item.

The Free Spirit program has three different membership levels, as well as a separate paid membership tier called the Spirit Saver$ Club, which offers discounts on fares and other fees. Flyers can ...

Fans of Spirit Airlines can take advantage of the company's Free Spirit rewards program to both earn and redeem points for free flights. The airline, which caters to leisure travelers, flies to ...