A malfunction in the air traffic control system led to the cancellation of approximately 1,000 flights across the UK, affecting tens of thousands of passengers. The problem has sparked anticipation of further disruptions extending into Wednesday.
Wide-Scale Flight Cancellations
The glitch, linked to air traffic control provider Nats, resulted in significant operational challenges with EasyJet and British Airways cancelling 200 and over 100 flights respectively. Nats’ Chief Executive Martin Rolfe extended an apology and confirmed that a thorough investigation will be conducted into the incident. He noted that resolving the issue took longer than anticipated.
Ryanair, Europe’s leading airline, reported that the delays affected over 65,000 passengers, with some experiencing delays of up to eight hours. Both Ryanair and Wizz Air have called for significant changes within Nats, with Wizz Air criticising the organisation as inadequate in its current state.
Impact on Passengers and Airports
Several airports across the UK, as well as those in Ireland and Scotland, reported widespread disruption. Heathrow, a major hub, initially suspended departures around lunchtime; although services briefly resumed, further disruptions occurred later in the day. Thirteen incoming flights destined for Heathrow were rerouted to other airports within the UK and Europe due to space constraints caused by the standstill of departing flights.
Consequences Continue
The persistence of delays is anticipated despite the resolution of the initial technical issue as backlogs of flights and passengers are managed. The disruption affected both departures and arrivals, compounding the challenge as ground space became limited. Transport Secretary Heidi Alexander urged passengers to verify flight statuses with their airlines and has reached out to Rolfe for a detailed explanation of the disruption.
Nats explained that the problem stemmed from their flight data processing system, responsible for handling flight plans and operational details necessary for managing air traffic efficiently. Although distinct, this system malfunction follows a recent failure during the August Bank Holiday weekend in 2023.
Passengers, including Chloe Davis from Cambridgeshire, who found herself waiting onboard a Virgin flight at Heathrow, expressed a desire for more information as they endured lengthy delays without being able to depart. Airports have advised passengers to stay in contact with airlines before making their way to the airports due to the ongoing cancellations and delays.
Reporting based on coverage first published by bbc.co.uk.