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find Halloween events for every vibe.

Halloween events in Ontario, CA

Peepshow Menagerie's "Dead-Beats Club"
Mon, Oct 20, 8:00 PM
Historic District · Doll Hut
Peepshow Menagerie's "Dead-Beats Club"
Mon, Oct 20, 8:00 PM
Historic District · Doll Hut
2000s, Hip-Hop, Reggaeton Halloween Rooftop Party @ Elevate DTLA: Studio 21
Fri, Oct 24, 10:00 PM
Downtown · Elevate Lounge
2000s, Hip-Hop, Reggaeton Halloween Rooftop Party @ Elevate DTLA: Studio 21
Fri, Oct 24, 10:00 PM
Downtown · Elevate Lounge
HELLO SIDNEY | GHOST FACE & HELLO KITTY | BREAST CANCER AWARENESS
Sat, Oct 18, 2:30 PM
Rochester · Cucamonga Christian Fellowship
HELLO SIDNEY | GHOST FACE & HELLO KITTY | BREAST CANCER AWARENESS
Sat, Oct 18, 2:30 PM
Rochester · Cucamonga Christian Fellowship
OC DAY PARTY ANNUAL COSTUME PARTY
Sun, Oct 19, 4:30 PM
Cliff Haven · Time Nightclub
OC DAY PARTY ANNUAL COSTUME PARTY
Sun, Oct 19, 4:30 PM
Cliff Haven · Time Nightclub
HALLOWEEN KIDS CLUB
Sat, Oct 25, 12:00 PM
Northern · 23437 S Western Ave
HALLOWEEN KIDS CLUB
Sat, Oct 25, 12:00 PM
Northern · 23437 S Western Ave
Hive & Haunted: Halloween Disco
Fri, Oct 31, 7:30 PM
Irvine Spectrum · Hive and Honey Rooftop Bar
Hive & Haunted: Halloween Disco
Fri, Oct 31, 7:30 PM
Irvine Spectrum · Hive and Honey Rooftop Bar
Just added!
XELOSA HALLOWEEN 2025
Thu, Oct 30, 9:30 PM
Downtown · Yost Theater
Just added!
XELOSA HALLOWEEN 2025
Thu, Oct 30, 9:30 PM
Downtown · Yost Theater
Nightmare at Roxanne’s: Halloween Costume Party - No Cover Charge
Fri, Oct 17, 10:00 PM
California Heights · Roxanne's
Nightmare at Roxanne’s: Halloween Costume Party - No Cover Charge
Fri, Oct 17, 10:00 PM
California Heights · Roxanne's
Boos & Brushes
Fri, Oct 24, 7:30 PM
Downtown · 300 S Main St
Boos & Brushes
Fri, Oct 24, 7:30 PM
Downtown · 300 S Main St
HALLOWEEN COSTUME PARTY IN LOS ANGELES
Sat, Oct 25, 9:00 PM
Arlington Heights · Catch One
HALLOWEEN COSTUME PARTY IN LOS ANGELES
Sat, Oct 25, 9:00 PM
Arlington Heights · Catch One
Nightmare On Sunset- Halloween Costume Party 18+// FREE B4 10:30PM W/RSVP
Fri, Oct 31, 10:00 PM
Silver Lake · Los Globos
Nightmare On Sunset- Halloween Costume Party 18+// FREE B4 10:30PM W/RSVP
Fri, Oct 31, 10:00 PM
Silver Lake · Los Globos
Selling quickly
TRAVESURAS SPOOKY PERREO: HALLOWEEN COSTUME PARTY IN DTLA
Sat, Oct 25, 9:00 PM
Downtown · 18 Social
Selling quickly
TRAVESURAS SPOOKY PERREO: HALLOWEEN COSTUME PARTY IN DTLA
Sat, Oct 25, 9:00 PM
Downtown · 18 Social
Costume Contest + Trick-or-Treating – Thursday Night Market at The Union
Thu, Oct 30, 5:00 PM
Downtown · 350 N Garey Ave
Costume Contest + Trick-or-Treating – Thursday Night Market at The Union
Thu, Oct 30, 5:00 PM
Downtown · 350 N Garey Ave
Los Angeles's Best Halloween Weekend Bar Crawl
Downtown · Best Bars in Los Angeles
Los Angeles's Best Halloween Weekend Bar Crawl
Downtown · Best Bars in Los Angeles
Just added!
PBA Halloween Party
Wed, Oct 29, 6:00 PM
New Territory · Pryntsev Classical Ballet Academy
Just added!
PBA Halloween Party
Wed, Oct 29, 6:00 PM
New Territory · Pryntsev Classical Ballet Academy
The SPOOKY EXCHANGE: Post-Halloween Swap Meet
Sat, Nov 8, 12:00 PM
Boyle Heights · Monarch Studios LA
The SPOOKY EXCHANGE: Post-Halloween Swap Meet
Sat, Nov 8, 12:00 PM
Boyle Heights · Monarch Studios LA
Boo-tiful Vibrations: A Halloween Sound Bath
Sat, Oct 25, 7:00 PM
Old Town · The Zen Den HB
Boo-tiful Vibrations: A Halloween Sound Bath
Sat, Oct 25, 7:00 PM
Old Town · The Zen Den HB
Sales end soon
SWEAT & SOAK Halloween house party!
Tomorrow at 9:30 AM
Echo Park · Mohawk Wellness Collective
Sales end soon
SWEAT & SOAK Halloween house party!
Tomorrow at 9:30 AM
Echo Park · Mohawk Wellness Collective
LONG BEACH ZOMBIE CRAWL - Halloween Bar Crawl - 10+ Bars - Oct 31st
Fri, Oct 31, 7:00 PM
Alamitos Beach · Altar Society Brewing and Coffee Co.
LONG BEACH ZOMBIE CRAWL - Halloween Bar Crawl - 10+ Bars - Oct 31st
Fri, Oct 31, 7:00 PM
Alamitos Beach · Altar Society Brewing and Coffee Co.
Haunting'ton Park Halloween Event
Thu, Oct 30, 4:00 PM
Pacific Paseo · 3401 E Florence Ave
Haunting'ton Park Halloween Event
Thu, Oct 30, 4:00 PM
Pacific Paseo · 3401 E Florence Ave

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