Passengers evacuated from an Air Busan plane that was engulfed in flames this week at a South Korean airport will have their checked baggage returned to them, after authorities on Friday deemed the jet safe for a full investigation.

Authorities will start a joint investigation into the Air Busan A321 that burst into flames at Busan Gimhae International Airport, Yonhap News Agency reports.

Concerns have been raised about the safety risk of bringing portable batteries in carry-on luggage for flights, as a lithium-ion battery is suspected as the cause of the fire that

South Korean officials are launching an investigation into the cause of the fire that engulfed an Air Busan passenger plane, with eyewitness accounts suggesting a power bank may have sparked the blaze.

Fire breaks out on an Air Busan A321 bound for Hong Kong at Gimhae International Airport in Busan, South Korea. At around 10:30 p.m. on Tuesday, a fire broke out in the tail section of the aircraft. All 170 passengers and crew evacuated, and there were no casualties,… pic.twitter.com/GqzIkrUx85

An Airbus plane belonging to South Korean carrier Air Busan caught fire on Tuesday at Gimhae International Airport in the country's south while preparing for departure to Hong Kong, fire authorities said.

A passenger plane has caught fire before takeoff at an airport in South Korea, but all 176 people on board have been safely evacuated

An Airbus plane belonging to South Korean carrier Air Busan caught fire on Tuesday at Gimhae International Airport in the country’s south while preparing for departure to Hong Kong, fire authorities said.

All 176 people were evacuated from an Air Busan jet that caught on fire at a South Korean airport, with reports suggesting a battery could be the cause.

An Airbus passenger plane traveling from Busan, South Korea, to Hong Kong caught fire before takeoff, forcing 176 people to evacuate using its inflatable slides, officials said on Tuesday evening.