Irvine Fall Festivals Events

Persian Festival of Autumn at Great Park Live

Great Park Live 3 Oct 2026

HCCI's Fall Fest Trunk-or-Treat

9235 Research Dr 24 Oct 2026

Tonight’s Tavern: Fall Fantasy Night at Hangar 24

Hangar 24 Orange County 6 Oct 2026

Trunk or Treat Halloween Activity

The Church of Jesus Christ of Latter-day Saints 24 Oct 2026