- What caused flight delays at Delhi airport? Over 100 flights hit, airlines issue advisory  livemint.com
- Delhi airport’s air traffic control faces tech issues: nearly 300 flights delayed, airlines issue advisories  Deccan Herald
- Flights delayed at Delhi Airport after technical glitch: IndiGo, Air India respond; What do I do now? Will I get refund?  livemint.com
- Delhi IGI Airport: Air Traffic Control glitch triggers massive delays, over 60 flights affected  The Hindu
- Delhi airport flight delay: What has caused the technical glitch affecting hundreds of flights across Ind  Times of India
​What caused flight delays at Delhi airport? Over 100 flights hit, airlines issue advisory  livemint.comDelhi airport’s air traffic control faces tech issues: nearly 300 flights delayed, airlines issue advisories  Deccan HeraldFlights delayed at Delhi Airport after technical glitch: IndiGo, Air India respond; What do I do now? Will I get refund?  livemint.comDelhi IGI Airport: Air Traffic Control glitch triggers massive delays, over 60 flights affected  The HinduDelhi airport flight delay: What has caused the technical glitch affecting hundreds of flights across Ind  Times of India by Soban News (international And National News)