An Air India flight from Delhi transmitted an emergency signal over London, according to flight tracker Flightradar24. Unfortunately, I couldn’t find more specific information about this incident, such as the flight number, departure and arrival times, or the nature of the emergency ¹.

However, I can tell you that Flightradar24 provides real-time flight tracking data, including information on flight routes, altitudes, and speeds. They also offer historical flight data, which can be useful for investigating incidents like this one ¹ ² ³.

If you’re interested in learning more about Air India’s routes and destinations, Flightradar24 has a comprehensive database of flight information. You can search for specific flights, airports, or routes to get more details ⁴.