On that haul, they paid an average effective federal income tax rate of 2.3 percent. According to Matthew Gardner at the Institute on Taxation and Economic Policy, that rate is actually inflated by Southwest Airlines, which accounts for the overwhelming majority of the income taxes paid by this group. “The other six—Delta, American, United, Alaska Airlines, Spirit and Jetblue—paid effective rates in the single digits or negative during this two-year period,” he wrote in early March. Delta, JetBlue, and Alaska all paid an effective federal tax rate of zero or less in 2018. Read more
Quoted Staff Member
Matthew Gardner
Senior Fellow
Related Reading
February 2, 2026
State Tax Watch 2026
January 28, 2026
State Rundown 1/28: State Tax Cutting Plans Face Scrutiny
January 22, 2026
State Rundown 1/22: Cautious Tone Noticeable in Most Statehouses
Mentioned Locations
Alaska
