The Boeing 767 is a wide-body aircraft made and built by Boeing. The aircraft was developed on July 14, 1978, as a part of the 7X7 project.[3] The first prototype flew on September 26, 1981. The aircraft was certified on July 30, 1982.
The aircraft started flying the 767-200 commercially on September 8, 1982 with United Airlines. They did not fly the 767-100 as it had close to the same seats as the Boeing 757.[3] The 767-200ER, which has more range, started flying in 1984.[4] The 767-300, which is a longer version, started flying in 1986.[5] The 767-300ER, which has more range than the 767-300, started flying in 1988.[5]
A cargo version, the 767-300F, started flying in 1995.[6] It was made into the 767-400ER, which is longer.[5]