Are there free luaus in Oahu?

Genuine free luaus with imu ceremonies, buffets, and Polynesian shows don't exist on Oahu — those require a paid ticket. Several free alternatives capture elements of Hawaiian culture. The Royal Hawaiian Center in Waikiki hosts free Aloha Friday hula performances on Friday afternoons. Ka Makana Ali'i mall in Kapolei offers free weekly hula demonstrations. Some hotels host free poolside Hawaiian music evenings for guests. The Bishop Museum runs periodic free cultural events with traditional Hawaiian arts and music. If you want the full experience including imu ceremony, open bar, and theatrical performance, the Polynesian Cultural Center at 5 is the most affordable real luau on the island. Chief's Luau at 30 is worth the extra cost for a higher-quality, more intimate setting at Sea Life Park on the Windward coast.