Which airlines cancel the most flights?

In the 12 months through August 2026, PSA Airlines cancelled 4.8% of its scheduled flights, the most of any airline, against 0.7% for Allegiant Air. PSA, Envoy, Republic and SkyWest are regional airlines that fly under bigger airlines' names, such as American Eagle or United Express. Only the largest U.S. airlines report these numbers, for domestic flights.

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Key facts

Measure: % of scheduled flights cancelled. Written from the data below.

  • PSA Airlines has the highest figure, 4.8%, followed by Republic Airways (4.5%) and Spirit Airlines (4.5%).
  • Allegiant Air has the lowest figure, 0.7%, followed by Southwest Airlines (0.9%) and Hawaiian Airlines (0.9%).
  • The highest is 6.9 times the lowest.

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Source and date

Source
U.S. Bureau of Transportation Statistics, Airline On-Time Performance (Reporting Carrier On-Time Performance, 1987–present)
License
Public domain (U.S. government work)
Data as of
Published

Citation

Chartly. “Which airlines cancel the most flights?” Chart. Data: U.S. Bureau of Transportation Statistics, Airline On-Time Performance (Reporting Carrier On-Time Performance, 1987–present), https://www.transtats.bts.gov/DL_SelectFields.aspx?gnoyr_VQ=FGJ&QO_fu146_anzr=b0-gvzr (data as of August 31, 2026). https://chart.ly/charts/airline-cancellations (accessed November 4, 2026).

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The data

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The file has the numbers in this table, with the source, license and date. Please credit the source and Chartly. Developers can also get them as JSON (how).

Airline % of scheduled flights cancelled
PSA Airlines 4.8
Republic Airways 4.5
Spirit Airlines 4.5
JetBlue 3.6
Envoy Air 2.2
American Airlines 2.1
Frontier Airlines 2
SkyWest Airlines 1.8
Delta Air Lines 1.7
Alaska Airlines 1.2
United Airlines 1
Hawaiian Airlines 0.9
Southwest Airlines 0.9
Allegiant Air 0.7

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