The Delhi airport witnessed average delays of 46 minutes for arrivals and 54 minutes for departures, media reports said quoting FlightRadar.
The passenger, a 40-year-old resident of Jaipur, Rajasthan, was intercepted by the customs team based on his profiling.
Delhi airport on Saturday issued an official passenger advisory to inform that all flights are operating normally as runway visibility has improved.
A 32-year-old Canadian national was apprehended at the Indira Gandhi International Airport here for carrying a crocodile skull, the customs said on Thursday.
The national capital continued to experience cold weather on Sunday, with the maximum temperature recorded at 17°C, four notches below the seasonal average.
Delhi airport, and 2 international passengers arriving from Riyadh with 4 gold bars weighing 100 grams each today at IGI Airport in Delhi.
"Three-hour-long queues for immigration and security check. People are fainting, fighting. Most of the counters are not operational. Is this the new normal," tweeted a passenger.
Khera was deboarded from a Raipur-bound plane.Khera, en-route to Raipur for the party plenary starting on Friday
Among the steps taken were close monitoring and revised scheduling of air slots which reduced incidents of bunching of flights.
Airport has also requested the passengers to contact the concerned airline for the latest information.
