Overview
- India’s air navigation authority said the Automatic Message Switching System that feeds ATC data malfunctioned, and technical teams are working to restore service.
- Air traffic controllers shifted to manual handling of flight plans, cutting throughput and creating a backlog into Friday morning.
- Flight-tracking data indicated average departure delays of about 50–55 minutes, with reports confirming more than 100 flights affected.
- IndiGo, Air India, SpiceJet and other carriers issued passenger advisories to check flight status, noting spillover effects in parts of northern India.
- The disruption follows other recent technical incidents at IGIA, renewing scrutiny of redundancy and recovery protocols at the country’s busiest airport.