Airline operations at the Delhi airport, the country's busiest airport, were slowly returning to normalcy on Saturday (November 8, 2025) morning, a day after a glitch with the air traffic control system delayed more than 800 flights.

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The technical problem with the Automatic Message Switching System (AMSS), which supports the air traffic control's flight planning process, continued for over 15 hours from around 5:45 a.m. on Friday before the Airports Authority of India (AAI) said at around 9 p.m. that the issue has been addressed.

The Indira Gandhi International Airport (IGIA) in the national capital, which has four runways, handles more than 1,500 flight movements daily.

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