What is the airport code for Honolulu, Hawaii?

The airport code for Honolulu, Hawaii, is HNL. Each airport has a unique three-letter code that helps identify it for logistical and operational purposes. HNL stands for Daniel K. Inouye International Airport, which is the primary airport serving Honolulu and the entire island of Oahu.

This code is recognized internationally and is used by airlines, travel agencies, and air traffic control to simplify communication regarding flights, routes, and airport operations. The other choices represent different airports: HOU is for William P. Hobby Airport in Houston, Texas; HAY is not a standard airport code; and HND stands for Haneda Airport in Tokyo, Japan. Understanding these codes is essential for anyone involved in travel or aviation industries.