Chart assignment
Charts to read and discuss
Read each chart, then answer its questions. Every chart shows its source and date; open it for a table of the numbers and the data to download.
Chart 1 of 1 · Air travel
Which US airports have the most cancelled flights?
The interactive chart needs JavaScript. The numbers are on the chart's page.
In the 12 months through August 2026, New York, NY (LGA) cancelled 5% of scheduled departures, the most of the 102 U.S. airports with at least 10,000 departures, followed by New York, NY (JFK) and Washington, DC (DCA), at 4% and 4%. Long Beach, CA (LGB) cancelled the fewest, 0.4%; Atlanta (ATL), the busiest, cancelled 1.8%. Search for any airport by city or code.
Questions to discuss
- In one sentence of your own, what does this chart show?
- Find the biggest change or difference in the chart. What might explain it?
- Who collected these numbers, and how recent are they? What else would you want to know before drawing a conclusion?
Source: U.S. Bureau of Transportation Statistics, Airline On-Time Performance (Reporting Carrier On-Time Performance, 1987–present) (Public domain (U.S. government work)) · Data as of Aug 31, 2026
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