Firefly 2024 Lineup Poster.  — after a decade of shows, firefly music festival will not be held in 2024. The festival takes place in dover, delaware, not far from philadelphia, baltimore, and.

Your festival guide to firefly music festival 2024 with dates, tickets, lineup info, photos, news, and more. Firefly music festival will not return in 2024, according to the official announcement.