New Delhi, February 9: A Mumbai-bound IndiGo aircraft returned to the national capital on Friday morning, with the airline saying the plane came back as a precaution due to a "momentary foul smell". The flight 6E 449 returned to the Indira Gandhi International Airport (IGIA) sometime after take off. IndiGo Flight Passenger Falls Sick Mid-Air, Dies After Emergency Landing at Indore Airport.

In a statement, IndiGo said there was a "momentary foul smell" and the pilot following standard operating procedures landed back in Delhi as a precaution. Specific details could not be immediately ascertained. "An alternate aircraft was arranged for the passengers. We deeply regret the inconvenience caused to all the passengers," the airline said.

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