This Sky News Australia special investigation into the missing MH370 flight reveals new evidence and shocking allegations about the disappearance of the doomed plane.

On the night of March 8, 2014, a Malaysia Airlines Boeing 777 carrying 239 passengers, including six Australians, vanished without a trace while on a routine flight from Kuala Lumpur to Beijing.

Sky News anchor and investigative journalist Peter Stefanovic presents the one-hour documentary MH370: The Final Search.

The loved ones of those lost, esteemed authorities, leading aviation experts and oceanographers all provide their insights into the lasting mystery surrounding the disappearance of the flight - and their thoughts about what may have happened.