Flight CX257 from Hong Kong to London experienced a “temporary loss of communication” with local air traffic control over Romanian airspace on Jul 4.

Cathay Pacific investigating failure by flight to check in over Romanian airspace at one stage on Saturday.

City’s flag carrier says London-bound flight temporarily lost communication with local air traffic control, but was never in danger.

City’s flag carrier also says safety of aircraft or people on board was not compromised at any point.

The Hong Kong-to-London flight lost contact with Romanian controllers, prompting Hungarian jets to issue a visual warning under NATO interception procedures

A Hong Kong–London Cathay Pacific A350 briefly went dark over Romanian airspace, triggering a NATO quick‑reaction alert and Hungarian Gripen intercepts. With over 300 passengers…

Flight CX257 from Hong Kong to London experienced a “temporary loss of communication” with local air traffic control over Romanian airspace on Jul 4.

Civil Aviation Department says preliminary information indicates flight adhered to its authorised routing throughout journey.