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Halloween party events in Ontario, CA

4Shanbe Suri After Party
Sun, Mar 16, 9:00 PM
725 Baker St
4Shanbe Suri After Party
Sun, Mar 16, 9:00 PM
725 Baker St
Sales end soon
Sunday Afternoon 1:30pm - 4pm - ALL AGES
Today at 1:30 PM
Moonlight Rollerway, Inc.
Sales end soon
Sunday Afternoon 1:30pm - 4pm - ALL AGES
Today at 1:30 PM
Moonlight Rollerway, Inc.
Silent Disco at the Arts District Brewing Co!
Sat, Mar 15, 8:00 PM
Arts District Brewing Company
Silent Disco at the Arts District Brewing Co!
Sat, Mar 15, 8:00 PM
Arts District Brewing Company
Selling quickly
LGBTQ+ Speed Dating | Men Seeking Men | Ages 25-40 | Cerveza Cito
Tue, Mar 18, 7:00 PM
Cerveza Cito Brewery
Selling quickly
LGBTQ+ Speed Dating | Men Seeking Men | Ages 25-40 | Cerveza Cito
Tue, Mar 18, 7:00 PM
Cerveza Cito Brewery
Pomona Banda Fest
Fri, Mar 14, 6:00 PM
2201 N White Ave
Pomona Banda Fest
Fri, Mar 14, 6:00 PM
2201 N White Ave
Newport Beach St Patrick’s Day Saturday Pub Crawl Party
Sat, Mar 15, 1:00 PM
Baja Sharkeez
Newport Beach St Patrick’s Day Saturday Pub Crawl Party
Sat, Mar 15, 1:00 PM
Baja Sharkeez
Graceful Cuddle Workshop
Sun, Mar 2, 2:00 PM
155 El Camino Real suite c
Graceful Cuddle Workshop
Sun, Mar 2, 2:00 PM
155 El Camino Real suite c
Riverside's Inland Empire Pride Festival 2025
Sat, May 10, 12:00 PM
White Park
Riverside's Inland Empire Pride Festival 2025
Sat, May 10, 12:00 PM
White Park
International Women's Day Celebration
Sat, Mar 8, 11:00 AM
Living Way Christian Fellowship
International Women's Day Celebration
Sat, Mar 8, 11:00 AM
Living Way Christian Fellowship
18+ Adult Bingo Night: Naughty Games, Comedy & Prizes - Downtown Fullerton
Fri, Mar 7, 7:30 PM
Chako's Social
18+ Adult Bingo Night: Naughty Games, Comedy & Prizes - Downtown Fullerton
Fri, Mar 7, 7:30 PM
Chako's Social
Singles St. Patty's Day Shenanigans!
Sat, Mar 15, 8:00 PM
The Harp Inn
Singles St. Patty's Day Shenanigans!
Sat, Mar 15, 8:00 PM
The Harp Inn
Club 54 Saturdays - Y2K, Reggaeton & Hip-Hop
Sat, Mar 1, 8:00 PM + 4 more
Club 54 Lounge
Club 54 Saturdays - Y2K, Reggaeton & Hip-Hop
Sat, Mar 1, 8:00 PM + 4 more
Club 54 Lounge
St. Patrick's Day Luncheon Celebration Sunday, March 16th in Pasadena
Sun, Mar 16, 11:30 AM
400 W Colorado Blvd
St. Patrick's Day Luncheon Celebration Sunday, March 16th in Pasadena
Sun, Mar 16, 11:30 AM
400 W Colorado Blvd
Nearly full
Speed Dating | Ages 35-50 | Cerveza Cito | Downtown Santa Ana
Tue, Mar 4, 7:00 PM
Cerveza Cito Brewery
Nearly full
Speed Dating | Ages 35-50 | Cerveza Cito | Downtown Santa Ana
Tue, Mar 4, 7:00 PM
Cerveza Cito Brewery
UNDERGROUND DANCE PARTY w/DJ LARRY G! DTLA 80s-Now! Post-PunkIndieBritPop
Friday at 9:30 PM
The Grand Star Jazz Club
UNDERGROUND DANCE PARTY w/DJ LARRY G! DTLA 80s-Now! Post-PunkIndieBritPop
Friday at 9:30 PM
The Grand Star Jazz Club
Long Beach St. Patrick's Day Bar Crawl 2025
Mon, Mar 17, 5:00 PM
Port City Tavern
Long Beach St. Patrick's Day Bar Crawl 2025
Mon, Mar 17, 5:00 PM
Port City Tavern
Oscar (Mayer Hot Dog Eating Contest) Party
Sun, Mar 2, 3:00 PM
Creature Comforts Taproom and Brewery
Oscar (Mayer Hot Dog Eating Contest) Party
Sun, Mar 2, 3:00 PM
Creature Comforts Taproom and Brewery
Long Beach Luck Of The Irish Bar Crawl
Fri, Mar 14, 5:00 PM
Port City Tavern
Long Beach Luck Of The Irish Bar Crawl
Fri, Mar 14, 5:00 PM
Port City Tavern
Sales end soon
Weekly Learn-to-Play Demo Night at Critical Hit Games – Feat. All New Games
Thursday at 6:00 PM + 4 more
Critical Hit Games
Sales end soon
Weekly Learn-to-Play Demo Night at Critical Hit Games – Feat. All New Games
Thursday at 6:00 PM + 4 more
Critical Hit Games
Lushous Lounge Mardi Gras PARTY at Club Bleu!
Sat, Mar 8, 10:00 PM
14160 Beach Blvd
Lushous Lounge Mardi Gras PARTY at Club Bleu!
Sat, Mar 8, 10:00 PM
14160 Beach Blvd

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