Great Smoky Mountain Firefly Event 2024 Dates. Every year, in late may and early june, the elkmont fireflies (sometimes also referenced to as sugarlands visitor center fireflies) in the smoky mountains national park light up the sky. You can apply for the limited spots by.

In 2024, the lottery to see the synchronous fireflies in the great smoky mountains national park opens on april 26, at 10 a.m. Great smoky mountains national park will host the annual synchronous firefly viewing opportunity at elkmont from monday, june 3 through monday, june 10.