It took Boeing over two years to develop the first prototype of what would go on to become the Boeing 707. The company called this plane the Boeing 367-80 (also called "Dash 80"), and the first ...

1954: The Boeing 367-80 makes its first flight from Renton Field southeast of Seattle. The jet-powered airliner will become the Boeing 707 and usher in the jet age for passenger travel. Boeing was ...

On Friday, May 14, 1954, just after 4 p.m., the “Model 707” prototype – also known as the “Dash 80” – debuted at the Boeing factory in Renton on the shores of Lake Washington.

Boeing's 727 came about after the successful development and launch of its mid-to long-range 707 model, which made its first flight in December 1957 and began its commercial career in October 1958.

The first Boeing 707 variants that went into commercial service bore the model number 707-120. Boeing also made an upgraded variant of the 707-120 and called it the Boeing 707-120B.