2. Seattle Jinzhen International Airport, also known as Boeing Airport, was officially named Jinzhen International Airport after William E. Boeing, the founder of Boeing Company. The airport is located in King County, Washington, USA. It provides some passenger services, but it is mainly used for general aviation and cargo transportation. The main part of the airport is located in Seattle, south of Georgetown, and the southern part extends to Tuquilla. It covers an area of 594 acres (2.4 square kilometers) and has two runways, with an annual passenger traffic of more than 375,000 passengers.