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Airports chaos caused by 'software glitch' officials find - as Government orders further probe but dodges sacking under-fire NATS boss

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Heffer, G. (2026, September 18). Airports chaos caused by 'software glitch' officials find - as Government orders further probe but dodges sacking under-fire NATS boss. Daily Mail. https://www.dailymail.com/news/article-16142133/Airports-chaos-caused-software-glitch-officials-Government-orders-probe-dodges-sacking-fire-NATS-boss.html?ns_mchannel=rss&ns_campaign=1490&ito=1490

Dated when The Aporia collected the article, usually within hours of publication. Check the original for its exact date and byline.

Daily Mail · collected 2026-09-18 · by Greg Heffer

Quick Summary

A preliminary report by National Air Traffic Services (NATS) reveals that a software glitch caused widespread air traffic control system failures on September 8, resulting in over 2,000 flight cancellations and significant passenger disruptions. Transport Secretary Heidi Alexander has ordered the Civil Aviation Authority to conduct an independent review of NATS' findings to investigate why the issue was not detected earlier and to enhance future resilience. While Alexander did not call for changes at NATS or removal of its boss Martin Rolfe, airlines like Ryanair have pushed for such measures following repeated failures.
Written by AI on 2026-09-19, from this article's own text only (the story summary below draws on all the coverage).

AI analysis

Story summary

The UK's National Air Traffic Services (NATS) caused over 2,000 flight cancellations and widespread disruption across British airports on September 8, 2026, due to a millisecond software defect. The glitch affected hundreds of thousands of passengers and led to an estimated loss of millions for airlines as they refunded customers and rescheduled flights. This incident follows two previous major outages in the UK since summer 2023, increasing pressure on NATS CEO Martin Rolfe who faces calls to resign. Airlines like Ryanair are demanding action from regulators, while transport minister Heidi Alexander ordered an independent review by the Civil Aviation Authority (CAA) to investigate the issue further.

Written for “Air Traffic Control Software Glitch Causes Chaos” on 2026-10-31, grounded in this article and the 23 other(s) covering the same event.

Story

📰 Air Traffic Control Software Glitch Causes Chaos
Technology · 24 article(s) covering the same event. Compare every outlet's account →

Compared with similar articles

This article reads unscored and hedges 7% of its claims. Each row says how that neighbour differs.
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Hedges 0 of 24 claims Outlet record 65/100
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Evening Standard
Hedges 0 of 28 claims Outlet record 65/100
BBC News
Hedges 0 of 4 claims Outlet record 68/100
The Straits Times
Hedges 0 of 13 claims Outlet record 66/100
South China Morning Post
Hedges 0 of 5 claims Outlet record 64/100
Toronto Star
Hedges 0 of 2 claims Outlet record 64/100
Evening Standard
Hedges 1 of 14 claims Outlet record 65/100
The Guardian
Hedges 1 of 20 claims Outlet record 66/100
Evening Standard
Hedges 0 of 3 claims Outlet record 65/100
“Article A discusses a software glitch that caused widespread flight cancellations on September 8, while Article B mentions a separate technical issue causing disruption at Belfast airports and Londonderry in late September.”
How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
14
sentences that state something as happening or true
Uncertain
7%
1 of 14 hedged ("reportedly", "may", "according to")
Leaning
not political
takes no side on a contested political question
Publisher signals
68/100
Daily Mail's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
24
Technology
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-09-19 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

Daily Mail · 8501 article(s) · 20 correction(s) detected
Running correction rate · 20 correction(s)

Who wrote this

Greg Heffer
68 article(s) here · 1 carrying a prediction
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🔮 But he insisted Labour's 'red lines' on Brexit - which include no return to the single market, customs union or free movement - would remain in place until the next general election.
🔮 Sorry John... but it's important to be direct.' However, despite the warning from Mr Zelensky, the Chancellor is not expected to set out how he will meet a NATO defence spending target on Wednesday.
🔮 Angela Rayner suggested that Labour could even take Britain back into the EU's single market without holding a referendum.
🔮 But leaving people languishing on benefits when they could be working isn’t compassion.
🔮 The Defence Secretary cautioned that the UK's enemies could be 'in a position to attack' by 2030 as he urged the country to 'prepare for the worst'.
🔮 Angela Rayner today signalled that Shabana Mahmood will weaken Labour's proposed immigration crackdown after she led a revolt against 'un-British' reforms.
🔮 There is likely to be an even bigger row within Labour's ranks if Rosebank is approved, as the oil field is predicted to produce many more tons of carbon emissions – if it is also given the go-ahead – than Jackdaw.
Also by Greg Heffer
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 68 articles by Greg Heffer →

Topics

Daily Mail Google NATS National Air Traffic Services Transport

Subjects

NATS ORG · 8× Rolfe PERSON · 3× Cabinet ORG · 1× Daily Mail ORG · 1× Google ORG · 1× Heidi Alexander PERSON · 1× National Air Traffic Services ORG · 1× Ryanair ORG · 1× Transport ORG · 1× the Civil Aviation Authority ORG · 1×

Narrative

The Cabinet minister had given Mr Rolfe a week to report back on the reasons for the grounding of more than 2,000 flights, having previously said she did not believe the issue was 'unavoidable'. She has so far dodged calls by airlines, including Ryanair and WizzAir, for an overhaul of NATS and the removal of Mr Rolfe over repeated failures.
framing: assertive · carried by 1 article(s) · first seen 2026-09-19
🔮 Hundreds of thousands of passengers suffered disruption due to the 'technical issue' Writing in the report, under-fire NATS boss Martin Rolfe said that at this stage he could confirm the incident was not related to a outage in 2023 or a radar issue in July last year.

Claims (14 extracted, 1 hedged)

- See more Daily Mail on Google - save us as a Preferred Source An air traffic control system failure that led to thousands of flights being cancelled earlier this month was caused by a software glitch, a preliminary report has found. asserted
report → see → glitch
The National Air Traffic Services (NATS) probe into the chaos on September 8 said it was caused by a 'software defect' in a small part of its systems. asserted
it → say → systems
The software which experienced issues usually allocates codes to individual aircraft automatically when manual requests are made, NATS said. asserted
NATS → experience → aircraft
The codes are used to identify flights on radar while they are airborne. asserted
they → use → radar
But the meltdown, which saw hundreds of thousands of passengers suffer cancellations or nightmare delays, was not caused by any 'incorrect actions', the NATS report added. asserted
report → see → actions
In response to the prelimnary report, Transport Secretary Heidi Alexander said she had ordered the Civil Aviation Authority to review NATS findings. asserted
she → say → findings
The Cabinet minister had given Mr Rolfe a week to report back on the reasons for the grounding of more than 2,000 flights, having previously said she did not believe the issue was 'unavoidable'. She has so far dodged calls by airlines, including Ryanair and WizzAir, for an overhaul of NATS and the removal of Mr Rolfe over repeated failures. asserted
She → give → failures
Hundreds of thousands of passengers suffered disruption due to the 'technical issue' Writing in the report, under-fire NATS boss Martin Rolfe said that at this stage he could confirm the incident was not related to a outage in 2023 or a radar issue in July last year. uncertain
incident → suffer → July
'I can also confirm that it was a software issue and not caused by any incorrect actions by either military or civil operators,' he said. asserted
he → confirm → operators
Mr Rolfe apologised again for travellers who were affected by the incident, as well for the challenges it caused to the aviation industry. asserted
it → apologise → industry
Ms Alexander said: 'The disruption we saw last week was completely unacceptable and I know how frustrating it was for passengers, airlines and airports. asserted
it → say → passengers
I have now received NATS' report and, while I am pleased to see that the safety of passengers was protected, it's clear we need to urgently understand why this issue was not discovered and fixed before it caused chaos. asserted
it → receive → chaos
I have therefore tasked the CAA with conducting an independent review to check NATS' findings and investigate their investment plans to enhance resilience in the future, along with regulatory accountability. asserted
I → task → accountability
It is crucial that our national infrastructure is fit for the future, and this government will make sure the aviation sector is as resilient as possible, so passengers can get to where they need to be.' asserted
they → make → future
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