Honolulu - Wikipedia Honolulu ( ˌhɒnəˈluːluː ⓘ HON-ə-LOO-loo; [8] Hawaiian: [honoˈlulu]) is the capital and most populous city of the U S state of Hawaii, located in the Pacific Ocean It is the county seat of the consolidated City and County of Honolulu, situated along the southeast coast of the island of Oʻahu