Flightradar24

flightradar24.com

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Real-time global flight tracking showing the position, altitude, speed, and route of aircraft worldwide using ADS-B transponder data.

Why it is useful

The most complete and reliable free flight tracking tool available, covering over 180,000 flights daily with live position updates every few seconds. For understanding air traffic patterns, following a specific flight, or investigating aviation incidents, it is significantly more detailed than airline apps. The historical playback feature allows you to replay any flight from the past.