The airport code of the airport three-character code.

Los Angeles Airport is located in Westchester Street, Los Angeles County, California, USA, at the northeast of downtown Los Angeles 19 km, and its western take-off and landing area is close to the beach on the Pacific coast. It is a 4F-class international airport, the gateway to the United States and an international aviation hub.

2. London Heathrow Airport: LHR

London Heathrow Airport is located in Hillington District, Greater London, England, UK, 22km west of central London and at the southern end of Hillington District. It is a 4F class international airport and a large international hub airport. It is the busiest airport in Europe, one of the busiest airports in the world and one of the largest airports in the world.

3.JFK Airport: JFK

Kennedy Airport was built in 1942, and its commercial flight was first launched on July 1 day, and it was officially named as "new york International Airport" on July 3 1 day.

4. Frankfurt Airport: France

Frankfurt Airport, located in Frankfurt, Hesse, Germany, is a base of Lufthansa, the German national airline. Due to the limited capacity in Frankfurt, Lufthansa has put its business in Frankfurt and Munich International Airport, which is the third largest airport in Europe, although the passenger flow is not as good as Charles de Gaulle Airport and Heathrow Airport.

5. Shanghai Hongqiao Airport: Sha

Shanghai Hongqiao Airport is located in Changning District, China, with a distance of 13km from the city center. It is a 4E-class civil international airport, one of the three gateway integrated hubs in China, an international scheduled flight airport, a first-class airport open to the outside world, and an alternate airport for international flights. ?