Cyberattack Disrupts Services at Major European Airports

Airports in Brussels, Berlin, and the UK and Ireland Impacted Akshaya Asokan (asokan_akshaya) • September 20, 2025

Flight cancellations and delays lasting hours at several major European airports including London's Heathrow on Saturday occurred after a cyberattack against a provider of check-in and boarding systems.

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Hackers late Friday targeted Muse software developed by Collins Aerospace, an American aviation and defense technology company owned by publically-traded RTX. The software allows multiple airlines to share check-in desks and boarding gate positions. The company has in recent years touted an optional integration with Amazon Web Services cloud infrastructure.

The incident led to at least 29 flight cancellations at Heathrow - Europe's busiest and the fourth most transited in the world - as well as Berlin Brandenburg and Brussels Airport, reported Reuters. By late Saturday, Dublin Airport also reported service disrupted tied to ...