Fireflies In Smoky Mountains 2024 Schedule. Great smoky mountains national park will host the annual synchronous firefly viewing opportunity at elkmont beginning tuesday, june 1 through tuesday, june 8. Come june, the synchronous fireflies at great smoky mountains national park bring a fresh glow to the night air.

The public may apply for the. These fireflies have different mating seasons throughout the summer depending on their exact location, but they’re generally active from late may through early june.