Kan 2016 naggana siya nin duwa pang Gawad Aliw, an saro para sa Best Major Concert in a Foreign Venue asin an ikaduwa iyo an Entertainer of the Year award. Kan suminunod na tao, si Salonga saro sa mga nagin tagatukdo sa The Voice Teens. Also in 2017, she released an album, Bahaghari: Lea Salonga Sings Traditional Songs of the Philippines, with songs sung in several languages spoken in the Philippines. Ginampanaman man ni Salonga si Erzulie sa pagbuhay-liwat kan Broadway nin 2017–2018 in the Broadway revival of Once on This Island at Circle in the Square Theatre, where she received critical praise for her vocal performance. She returned to the show for its final performances in December 2018 and January 2019.