India, June 18 -- Passengers aboard IndiGo flight 6E-6313 from Delhi to Raipur were stuck inside the aircraft for nearly half an hour on Wednesday after a delay in opening the door due to a technical issue, people familiar with the matter said.

Raipur mayor Meenal Choubey, who was in the plane, said the flight landed at about 2:20pm, but the passengers were unable to get off for more than 30 minutes.

"When we inquired about the delay, the crew informed us of a technical problem and said they were trying to fix it. Eventually, we requested them to call for external help. Only after that did ground staff manage to open the door," Choubey told reporters.

"We weren't scared, but after the recent Ahmedabad air crash, even minor issues bring...