‘Software issue’ unrelated to previous outages caused recent ATC failure: NATS

Air navigation services provider also rules out “military intervention” and cyber-attack in preliminary report. A recent air traffic management system failure that led to the cancellation of more than 2,000 flights to and from the UK was caused by a “software issue” which was unrelated to previous outages, a preliminary report by air navigation ser...

• Published date: 18-09-2026 03:15 PM