London Heathrow Airport, Inner Ring West, Harmondsworth, London Borough of Hillingdon, Greater London, England, TW6 1DB, United Kingdom
Boeing Commercial Airplanes
已确认日期确定性: 已确认已公布为确定日期来源对日期的表述有多确定：已确认、已排期、预估、已推迟或未核实。显示所有“已确认”的图钉可信度 81%总体可信度: 81%该图钉的来源和参考资料对其日期的支持程度。包括来源在内的 6 份资料对图钉开始和结束时间支持程度的加权平均；资料每比最新的一份旧 180 天，权重减半显示所有可信度不低于 75% 的图钉
FlightGlobal[1]: 'THE BOEING 777 WAS launched into revenue operations on 7 June, 1995, with United Airlines, when the US airline began to operate its first Pratt & Whitney PW4000-powered aircraft between London Heathrow and Washington DC'.The Boeing 777 entered commercial service on 7 June 1995 when United Airlines flew its first Pratt & Whitney-powered 777-200 between London Heathrow and Washington.
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