Denver International Airport (DIA), is an international airport in Denver, Colorado, United States. At 33,531 acres, it is the largest airport in the United States by total land area. With runways up to 16,000 feet (4,877 m), it is the longest public use runways in the United States. As of 2016, DEN was the 18th busiest airport in the world and the sixth busiest in the United States by passenger traffic with over 58 million passengers. It also has the third largest domestic connection network in the country.
