Brief introduction of Chicago O 'Hare International Airport

O 'Hare International Airport (IATA: ORD, ICAO: KORD) is the only dual hub airport in the world. United Airlines and American Airlines, the two largest airlines in the world, have established their own hubs at O'Hare Airport. In 20001year, the passenger throughput was 67.45 million passengers, second only to Atlanta airport, and it was one of the busiest airports in the world.

This airport is the main airport in Chicago, Illinois, USA. Located 27 kilometers northwest of the city center, with an area of 3 1 square kilometer. It has 9 runways and 4 terminals. From the completion of the expansion of 1960 to 1998, O'Hare Airport has always been the airport with the largest passenger flow in the world. O'Hare Airport is the fourth largest international aviation hub in the United States, second only to Kennedy International Airport, Los Angeles International Airport and Miami International Airport.