Flight Chaos in UK Airports: Over 120 Flights Canceled

A technical issue at the National Air Traffic Services (NATS) caused hours of chaos at UK airports, resulting in the cancellation of over 120 flights.
The temporary outage lasted only 20 minutes, but resulted in aircraft being grounded and others diverted to different airports.
London airports, such as Heathrow and Gatwick, were the most affected, while problems were also reported in Edinburgh, Birmingham, Liverpool and Luton.
As of 21:30 (Greek time), at least 122 flights had been cancelled, 67 departures and 55 arrivals. NATS has not provided details on the technical issue.