Lukachukai (Navajo: Lókʼaaʼchʼégai) is a census-designated place (CDP) in Apache County, Arizona, United States.

Lukachukai comes from a Navajo word translated as "a field of white reeds".

21.3% of all households were made up of individuals, and 7.8% had someone living alone who was 65 years of age or older.

Lukachukai is a part of the Chinle Unified School District in the Navajo Nation.

Media related to Lukachukai, Arizona at Wikimedia Commons