• 28 October 1977:
Vietnam Civil Aviation Flight 509, a
Douglas DC-3, registration VN-C509, was hijacked by four armed Vietnamese hijackers seeking asylum in
Singapore, en route from Ho Chi Minh City to
Phu Quoc Island with 32 passengers on board. Two of the six crew members were killed and a third was wounded before the aircraft was forced to land in Singapore. The hijackers surrendered after negotiating with Singapore officials for five hours. • 28 June 1978:
Vietnam Civil Aviation Flight 501, a
Douglas DC-4, registration VN-C501, was hijacked by four people who were equipped with a
Makarov pistol, knives and a grenade. The hijackers had a gunfight with crew members and security guards. Three of the four hijackers were killed by grenades exploding and falling from the plane. The plane was written off a year after the hijacking. The incident also inspired the film
Hijacked by director
Ham Tran, released in 2025. • 7 February 1979:
Vietnam Civil Aviation Flight 226, an
Antonov An-24, registration VN-B226, was hijacked by six people, who were overpowered and killed by the security guard on board. • 4 September 1992:
Vietnam Airlines Flight 850, an
Airbus A310-200, registration LZ-JXB, leased from
Jes Air, with 127 occupants on board en route from
Bangkok to Ho Chi Minh City, hijacked by
Ly Tong, a former pilot in the
Republic of Vietnam Air Force. He then dropped anti-communist leaflets over Ho Chi Minh City before parachuting out. Vietnamese security forces later arrested him on the ground. The aircraft landed safely, and no one on board was injured. He was released from a Hanoi prison in 1998. • In December 2010, Vietnamese police arrested Nguyen Bang Viet, a former Vietnam Airlines employee, for allegedly sending text messages to other employees about a bomb planted in October 2010 on a Hanoi–
Siem Reap flight. This prompted VNA to cancel the flight. • 5 January 2022: Flight 5311, a
Boeing 787-9, registration VN-A868, was departing
Tokyo bound for
Hanoi and was about to enter Tokyo Bay, when a man called the airline's office at Narita and threatened to shoot down the flight over Tokyo Bay. The flight diverted to
Fukuoka and stayed there for about 2 hours before departing for Hanoi. Suspect was later arrested weeks later after the incident, with mental disabilities being mentioned. ==Criminal incidents==