Delay Index API

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The Delay Index API offers access to current departure performance at airports. Cirium samples a relevant time range and considers the magnitude of delay, cancellations, and time of day to generate a normalized score.

URI
https://api.flightstats.com/flex/delayindex/{protocol}/v1/{format}/{...}
Response
request, error, delayIndex
Long Term Support (?)
REST: WADL | XSD
Extended Fields (?)
REST: JSON | WADL | XSD

Interactive Documentation

  1. Click on the name of the web service to expand the test client interface.
  2. Fill out each required parameter (click app id & key to pre-populate with your credentials)
  3. Send Request to see the actual JSON response. You will also be provided with a curl invocation including a pre-formatted REST URL. To see the XML response, replace the json in the URL with xml.
  4. Please be aware that large responses may take a long time to pretty-print in your browser.