

The site was dedicated as the "Philadelphia Municipal Airport" by Charles Lindbergh in 1927, but it had no proper terminal building until 1940 airlines used Camden Central Airport in nearby Pennsauken Township, New Jersey. Starting in 1925, the Pennsylvania National Guard used the present airport site (known as Hog Island) as a training airfield. In October 2022, PHL gained a direct connection to a Colonial Pipeline fuel supply. The report found PHL alone accounted for $15.4 billion in activity with over 96,000 direct and indirect jobs with $5.4 billion in total earnings. In 2017, PHL commissioned a new economic impact report. The Commonwealth's Aviation Bureau reported in its Pennsylvania Air Service Monitor that the total economic impact made by the state's airports in 2004 was $22 billion. Philadelphia International Airport is an important component of the economies of Philadelphia, the Delaware Valley metropolitan region to which it belongs, and the Commonwealth of Pennsylvania. PHL covers 2,302 acres (932 ha) and has four runways. Terminal A (the international terminal), and the western and southern ends of the airfield, are in Tinicum Township, Delaware County. Much of the airport property is in Philadelphia proper. As of summer 2019, there are flights from the airport to 140 destinations, 102 domestic and 38 international.

The airport has service to cities in the United States, Canada, the Caribbean, Latin America, Europe, and the Middle East. Additionally, the airport is a regional cargo hub for UPS Airlines and a focus city for the ultra low-cost airline Frontier Airlines. It is the fifth-largest hub for American Airlines and its primary hub for the Northeastern United States, as well as its primary European and transatlantic gateway.

Philadelphia International Airport is the largest airport serving the state of Pennsylvania. The airport is located 7 miles (11 km) from the city's downtown area and has 22 airlines that offer nearly 500 daily departures to more than 130 destinations worldwide. The airport served 9.8 million passengers annually in 2021, making it the 21st busiest airport in the United States. Philadelphia International Airport ( IATA: PHL, ICAO: KPHL, FAA LID: PHL) is the primary airport serving Philadelphia, Pennsylvania. Source: PHL Airport Federal Aviation Administration
