The WACC of Spirit Airlines Inc (SAVE) is 6.2%.
| Range | Selected | |
| Cost of equity | 49.50% - 69.20% | 59.35% |
| Tax rate | 20.50% - 21.30% | 20.90% |
| Cost of debt | 4.00% - 7.00% | 5.50% |
| WACC | 4.8% - 7.7% | 6.2% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 9.93 | 11.49 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 49.50% | 69.20% |
| Tax rate | 20.50% | 21.30% |
| Debt/Equity ratio | 28.5 | 28.5 |
| Cost of debt | 4.00% | 7.00% |
| After-tax WACC | 4.8% | 7.7% |
| Selected WACC | 6.2% | |