News
THAI discloses data breach of customer data by Amadeus
November 10th 2026
Thai Airways International (THAI) said about 60,900 passenger records may have been accessed without authorisation during a three-year period between August 2023 and September this year. Read More » The airline said it was informed of the data breach by its passenger service systems provider, Amadeus. THAI said the breach involved access to passenger names, booking reference numbers, travel date, flight routing and cabin class. A smaller set of passengers may have had their email address, telephone number, passport number, nationality, frequent flyer number, flight number, ticket number and seat number exposed. However, no credit card information was accessed. "THAI takes the protection of personal data extremely seriously and has informed the relevant authorities of the incident," THAI said. "Meanwhile, THAI is continuing to investigate the incident, including thoroughly analysing the data and information provided by Amadeus. Affected passengers will be notified individually once the relevant details have been verified." THAI said the incident had not impacted its systems or operations. The login credentials used to obtain unauthorised access had been revoked by Amadeus. "THAI sincerely apologizes for any concern or inconvenience caused by this incident," THAI said.
