6,000 A320 Jets Being Upgraded, Travel Delays Loom

6,000 A320 Jets Being Upgraded, Travel Delays Loom

Several airlines delayed or cancelled flights after Airbus warned up to 6,000 A320 aircraft may need software upgrades due to potential flight-control issues from solar radiation. Air France cancelled 35 flights, Avianca reported 70% of its fleet affected. Some fixes take hours, others weeks. EASA and airlines stressed safety and notified passengers individually.