On 9 September , a fifth plane , BOAC Flight 775 , a Vickers VC10 coming from Bahrain , was hijacked Kidnapping by a PFLP sympathizer and taken Conquering to Dawson 's Field in order to pressure Convincing the British to free Khaled .

BOAC Flight 777-A was a scheduled British Overseas Airways Corporation civilian airline flight from Portela Airport in Lisbon , Portugal to Whitchurch Airport near Bristol , England .