Singapore-bound Scoot Airways flight TR 567 flying from Trichy made an emergency landing at Chennai airport after pilots detected smoke in the aircraft cargo, around 3:40 am on Monday, 20 May.
A total of 161 passengers and crew members were on board when the incident took place. All passengers were later safely disembarked and the flight was grounded at Chennai airport.
It is expected to fly back to Singapore on Monday evening.
The pilots detected the 'spark' while the plane was still in Indian airspace, officials said.
Immediately, the pilots contacted Chennai airport for an emergency landing. Permission was granted and firefighters were put on standby, they said.
The passengers were later provided accommodation in city hotels.
Technicians are attending to the snag, officials said.