Flatline Fest: 2 Night Extreme Metal Festival
Schedule
Sat Jun 13 2026 at 05:30 pm to 11:30 pm
UTC-06:00Location
The Oriental Theater | Denver, CO
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Flatline Fest: 2 Night Extreme Metal FestivalDates: June 13 - 14
Show starts @ 5:30pm
Doors open @ 5pm
Flatline Fest is a two-day extreme metal festival curated by legendary producer Dave Otero alongside co-producer and Oriental Theater regular performer, Claire Voyant (Chelsea Lowe). The fest brings together an all-star international lineup drawn from Dave's decades of work at Flatline Audio. 2 Day passes, single day tickets, and VIP 4-top tables are available.
Lineups:
Day 1: Saturday – June 13, 2026
Archspire
Aborted
Nuclear Power Trio (live debut)
Inferi
Of Feather and Bone
Clusterfux
Day 2: Sunday – June 14, 2026
Cattle Decapitation
Allegaeon
Cephalic Carnage
The Zenith Passage
In the Company of Serpents
Necropanther
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Where is it happening?
The Oriental Theater, 4327 W 44th Ave, Denver, CO 80212-2302, United StatesEvent Location & Nearby Stays:
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