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DelayAtlas

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Flight delay badges for your site

Writing about a route or an airport? Add its on-time record to the page. Each badge shows the on-time rate, the cancellation rate and the reliability grade from 7,043,316 US flights between July 2025 and June 2026, and it updates itself every month when new DOT data arrives.

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LAX to SFO flight delay statistics from DelayAtlas

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What you are embedding

The badge is a plain HTML card, 320 by 132 pixels, loaded in an iframe. It runs no JavaScript, sets no cookies, loads no fonts or trackers and carries no advertising. Clicking it opens the full route or airport page in a new tab.

The line of text under the badge credits the source of the figures. You are welcome to restyle it or remove it. The figures are historical statistics, not live flight status: on time means arriving less than 15 minutes after the scheduled gate time, the Department of Transportation's own threshold.

How the figures are computed is on the methodology page. Every route and airport also has its own badge code at the bottom of its page.

Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.