Festivalen blev planlagt fra 15 jun til 19 jun 2016 (4 dag(e)).
Firefly Music Festival finder sted i Dover, United Kingdom. Her er den fulde adresse på festivalen: The Woodlands of Dover International Speedway, Dover
The 1975, Tame Impala, LANY, The Neighbourhood, Kings of Leon, Lauv, Death Cab for Cutie, Flogging Molly, Earth, Wind & Fire, Hippie Sabotage, Louis The Child, Two Door Cinema Club, deadmau5, A$AP Rocky, The Struts.
De mest populære genrer og undergenrer i den foregående udgave var:
rock
electronic
hip hop
indie rock
indie
alternative
indie pop
alternative rock
house
rnb
acoustic
dance
electronica
synth-pop
dream pop
experimental
folk rock
ambient
pop rock