Spirit Airlines (NYSE: SAVE) acquired a well-deserved reputation for lousy customer service. In its drive to maximize profits while keeping costs as low as possible, the ultra-low-cost carrier implemented unreasonably high fees, while failing to prioritize on-time performance or friendly service.

As a result, it was no surprise that Spirit Airlines ranked last or second to last in each of the first three years that it was included in the annual Airline Quality Rating report.
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However, Spirit Airlines has worked hard to improve the quality of its service over the past year and a half or so. Those efforts clearly paid off as evidenced by a big improvement in Spirit Airlines' score in the 2019 edition of the Airline Quality Rating study.... Spirit also outperformed American Airlines