On 8 March 2014 , Malaysia Airlines Flight 370 disappeared en route from Kuala Lumpur , Malaysia to Beijing , China with 239 persons aboard ; a search in the South China Sea and Gulf of Thailand was promptly initiated near the aircraft 's last voice contact with air traffic control and final contact with secondary radar ( the type of radar used by air traffic control ) . A week after the disappearance , Malaysia announced that military radar determined that the aircraft had traveled west across the Malay Peninsula after being lost by air traffic control . They also announced that communications with a satellite indicated that the aircraft continued to fly for several hours and was last located along one of two corridors — arcing northwest and southwest from Malaysia
Malaysia Airlines Flight 370
Malaysia Airlines Flight 370
Joint Agency Coordination Centre