Key Takeaways
- Global Airbus A320 software issue affects 6,000 aircraft worldwide
- 200-250 Indian aircraft impacted, causing delays and cancellations
- Airlines rolling back software before aircraft can fly again
- Most carriers expect normal operations to resume within days
Major airlines including Air India, IndiGo, and Lufthansa are facing significant flight disruptions after Airbus issued an urgent software upgrade alert affecting up to 6,000 A320 aircraft globally. The directive requires airlines to roll back to previous software versions before aircraft can return to service, with each update taking several hours to complete.
According to industry sources, approximately 200-250 aircraft in India alone could be affected by the technical issue. Airlines worldwide are scrambling to implement the mandatory software changes, leading to widespread delays and cancellations across multiple carriers.
Airlines Impacted by A320 Software Update
American Airlines: The world’s largest A320 operator requires updates for 340 of its 480 aircraft, expecting completion by Saturday with each plane needing about two hours.
Lufthansa: Anticipates limited cancellations or delays over the weekend as implementing Airbus-recommended measures takes several hours per aircraft.
Avianca: Faces “significant” operational disruptions with over 70% of its fleet affected, suspending ticket sales through December 8.
Indian Carriers: Air India reports software/hardware realignment causing longer turnaround times, while IndiGo acknowledges “slight schedule changes” during precautionary updates. Air India Express also expects delays and cancellations.
Other Major Airlines: Air France cancelled 35 flights on Friday, Air New Zealand expects Saturday service interruptions, and Volaris predicts disruptions over 48-72 hours.
Minimal Impact Carriers: British Airways, Delta Air Lines, and Aer Lingus report limited operational effects, while United Airlines and Azul SA confirm they’re unaffected.
EasyJet has already completed updates on many aircraft and aims for normal Saturday operations. Turkish Airlines stated eight A320s will return to service after required actions, maintaining safe operations throughout.
The global aviation industry continues to address the software issue, with most carriers working to minimize passenger inconvenience while ensuring aircraft safety compliance.



