A military aircraft entering spurious flight data triggered the severe Nats air traffic control outage that grounded thousands of UK flights and sparked demands for leadership changes.

British Airways has cancelled hundreds of flights across two days following a critical NATS technical failure that disrupted UK airspace.

A major technical fault within the UK's air traffic control network grounded nearly 2,000 flights, stranding tens of thousands of passengers and sparking intense criticism of NATS leadership.

Flights are restarting across British airports following a major air traffic control technical failure that grounded over 1,000 flights and stranded hundreds of thousands of travellers.

A technical failure in the Nats flight processing system grounded hundreds of planes across UK airports, triggering massive delays and political scrutiny.

A technical failure at the National Air Traffic Services network halted departures across Britain's busiest airports, forcing widespread flight cancellations.

A technical failure in the national air traffic control system left hundreds of thousands stranded and forced carriers to ground hundreds of services.

Two American Airlines jets sharing the same flight number briefly shared airspace before a quick-thinking air traffic controller intervened.