Daniel K. Inouye International Airport, located in Honolulu, Hawaii, USA, is the largest airport in the state of Hawaii and the busiest airport in the United States outside of the continental United States. It is named after the late U.S. Senator Daniel K. Inouye, who served in the Senate from 1963 to 2012 and was a recipient of the Medal of Honor. The airport is located on the island of Oahu, near the city of Honolulu and near the Pearl Harbor Naval Base.

The airport was originally built in 1927 and was known as John Rodgers Airport. In 1947, John Rodgers Airport was renamed Honolulu International Airport, and the Hawaii Air National Guard Base was added to the airport in 1948. The original runway was extended in the 1950s, and in 1959 the airport was renamed again, this time to Honolulu International Airport. The airport was then renamed again in 1967 to the present day Daniel K. Inouye International Airport, in honor of Senator Inouye's service to the nation.

The airport code HNL was determined by the International Air Transport Association (IATA). The code is derived from the first two letters of the airport's name - Honolulu.

Daniel K. Inouye International Airport has approximately 700 flights a day, including flights to the mainland United States, Canada, Mexico, Japan, Australia, and other countries. Major airlines that serve the airport include Alaska Airlines, American Airlines, Delta Air Lines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, United Airlines, and Virgin America.

The airport has three runways and two terminals, with a total of 24 gates. The airport also has a number of restaurants, shops, and services for travelers, including a car rental facility, a hotel, and an international terminal with customs and immigration services.

Daniel K. Inouye International Airport has a rich history, and is an important part of the Hawaiian economy. It is the hub for Hawaiian Airlines, the state's largest airline, and is the primary gateway for international travelers coming to the island of Oahu. The airport serves as an important connection point between the mainland United States and the Hawaiian islands, and is one of the busiest airports in the United States.