Parties in Ontario

Check out happening parties events all around Ontario, CA

Comic Con Revolution Ontario California 2026

 Sat, 16 May at 10:00 am Ontario Convention Center

Pepe Aguilar

 Thu, 11 Jun at 04:00 pm Toyota Arena - Ontario

Slammedenuff SoCal Car Show 2026

 Sun, 12 Apr at 01:00 pm Ontario Convention Center

Lotería Night + Cash Prizes + Drag Show | Ontario CA

 Thu, 07 May at 05:00 pm Hamburger Mary's - Ontario Free

Los Tucanes De Tijuana

 Thu, 21 May at 04:00 pm Toyota Arena - Ontario

TBD at Ontario Reign - AHL Calder Cup Finals (Home Game 1)

 Mon, 15 Jun at 10:30 am Toyota Arena - Ontario

Los Tucanes de Tijuana with Mi Banda El Mexicano

 Sat, 23 May at 03:00 am Toyota Arena - Ontario

Comic Con Revolution - Saturday

 Fri, 15 May at 04:00 pm Ontario Convention Center

Golden Future Senior Expo - San Bernardino County Edition

 Sat, 06 Jun at 09:00 am DoubleTree by Hilton Hotel Ontario Airport Free

VIP SEATING CLOSING SOON: Ricardo Montaner LIVE in Ontario

 Thu, 20 Aug at 07:00 pm Toyota Arena

TBD at Ontario Reign - AHL Pacific Division First Round (Home Game 2)

 Mon, 27 Apr at 10:30 am Toyota Arena - Ontario

TBD at Ontario Reign - AHL Pacific Division Semifinals (Home Game 1)

 Sat, 02 May at 10:30 am Toyota Arena - Ontario

10 Aniversario Vida Divina 2026

 Sun, 13 Sep at 09:00 pm Ontario Californiana

Mamma Mia Drag Brunch (Mother's Day Edition) - Ontario

 Sun, 10 May at 01:00 pm Ontario Improv Comedy Club

Who Want The Smoke

 Sat, 20 Jun at 06:00 pm Toyota Arena

Nurse Blake

 Thu, 14 May at 04:00 pm Ontario Improv

TBD at Ontario Reign - AHL Pacific Division Finals (Home Game 3)

 Mon, 25 May Toyota Arena - Ontario

Dustin Nickerson

 Wed, 19 Aug Ontario Improv

SOB X RBE with Mike Sherm

 Sun, 21 Jun Toyota Arena - Ontario

Lotería Thursdays at Left Coast Brewing | Games, Cash Prizes & Local

 Thu, 23 Apr at 06:00 pm Left Coast Brewing Co. - Tasting Room, Smokehouse & Distillery Ontario Free

Lil Duval

 Fri, 10 Apr at 07:30 pm Ontario Improv USD 43 to 62

Hot Wheels Start Your Engine VIP

 Sat, 05 Sep at 06:30 pm Toyota Arena

5k Fun Run at Left Coast Brewing Co | 2026 CA Brewery Running Series

 Sat, 02 May at 10:00 am Left Coast Brewing Distillery Smokehouse - Ontario USD 0 to 71

All Black Everyting Party Saturday

 Sat, 11 Apr at 10:00 pm Mix Champagne Lounge USD 6 to 82

Jessimae Peluso

 Thu, 07 May at 04:00 pm Ontario Improv

Joe Machi

 Tue, 04 Aug at 04:00 pm Ontario Improv

Craig Conant

 Thu, 18 Jun at 04:00 pm Ontario Improv

Orlando Leyba

 Thu, 21 May Ontario Improv

Ontario Art Walk: Museum Night Market

 Sat, 16 May at 06:00 pm Ontario Museum of History & Art Free

Low rider Crusie Meet up- Funk and oldies night

 Sat, 11 Apr at 07:00 pm Rodeo x Free

Gabriel Rutledge at Improv Comedy Club - Ontario

 Thu, 28 May at 08:00 pm Improv Comedy Club - Ontario

Dedrick Flynn

 Wed, 16 Sep Ontario Improv

Darren Carter at Improv Comedy Club - Ontario

 Wed, 26 Aug at 08:00 pm Improv Comedy Club - Ontario

Divas & Players Ball (5th Edition), BOMBAY Ultra Lounge

 Sat, 11 Apr at 09:00 pm Bombay Ultra Lounge USD 23 to 176

Oscar Burgos

 Thu, 16 Apr at 04:00 pm Ontario Improv

Mother's Day Weekend Dinner/Dance Party, BOMBAY Ultra Lounge

 Sat, 09 May at 06:00 pm Bombay Ultra Lounge USD 23 to 1,176

Visalia Rawhide at Ontario Tower Buzzers at ONT Field

 Tue, 26 May at 06:35 pm ONT Field

Ontario Tower Buzzers vs. San Jose Giants

 Mon, 11 May at 04:00 pm ONT Field

2026 LEILA Awards Gala

 Fri, 22 May at 06:00 pm DoubleTree by Hilton Hotel Ontario Airport USD 120 to 1,500

California Bridal & Wedding Expo

 Sun, 28 Jun at 12:30 pm Ontario Convention Center Free

Lotería Thursdays at Left Coast Brewing | Games, Cash Prizes & Local

 Thu, 14 May at 06:00 pm Left Coast Brewing Co. - Tasting Room, Smokehouse & Distillery Ontario Free

Open Mic Night

 Mon, 13 Apr at 04:00 pm Ontario Improv

Fresno Grizzlies at Ontario Tower Buzzers at ONT Field

 Tue, 14 Apr at 06:35 pm ONT Field

Ontario Art Block Party: Community as Canvas

 Sat, 27 Jun at 05:00 pm Ontario Museum of History & Art Free

Travis Holp - Psychic Medium at Improv Comedy Club - Ontario

 Thu, 07 May Improv Comedy Club - Ontario

Country Music Line Dancing Night

 Sat, 18 Apr at 07:00 pm Rodeo x Free

Par-Tee for Paws Topgolf Tournament

Sat, 11 Jul at 09:30 am Topgolf (Ontario)

Creep I.E. : Aftermath - Friday

 Thu, 09 Jul at 04:00 pm Ontario Convention Center

Lotería Thursdays at Left Coast Brewing | Games, Cash Prizes & Local

 Thu, 28 May at 06:00 pm Left Coast Brewing Co. - Tasting Room, Smokehouse & Distillery Ontario Free

The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser

 Fri, 22 May at 05:30 pm 222 N Vineyard Ave USD 0 to 10,673

Who Want the Smoke at Toyota Arena - CA

 Sat, 20 Jun Toyota Arena - CA

J Valentino at Improv Comedy Club - Ontario

 Wed, 24 Jun at 08:00 pm Improv Comedy Club - Ontario

Ontario Tower Buzzers vs. Visalia Rawhide

 Mon, 25 May at 04:00 pm ONT Field

The Vagina Dialogues With Kelly Davids

 Tue, 05 May at 04:00 pm Ontario Improv

Parking Coachella Valley Firebirds at Ontario Reign

 Sun, 01 Feb at 11:00 pm Toyota Arena - Ontario

Peyton Ruddy

 Wed, 20 May at 04:00 pm Ontario Improv

Nando de la Gente

 Tue, 28 Jul at 04:00 pm Ontario Improv

Sunset After-Dark

 Sat, 16 May at 06:00 pm Burger Town USA

Island Magic Mike

 Wed, 12 Aug Ontario Improv

G-Thang

 Sun, 03 May at 06:00 pm Ontario Improv USD 31 to 83

Bela and Stone Studios

 Sat, 18 Apr at 05:00 pm 615 N Euclid Ave Free

Powerful Voices Open Mic Show - Live Music, Comedy, Poetry+ More!

 Thu, 14 May at 05:00 pm Ontario Free

Sunglasses at Night Plays American Legion Post 112, Ontario

 Sat, 25 Jul at 06:00 pm American Legion Post 112, Ontario CA

Sunset After-Dark

 Sat, 15 Aug at 06:00 pm Burger Town USA

Moms in the City

Sat, 09 May at 10:00 am Azure Hotel & Suites Ontario Airport

Rialto High School Class of 2006 - 20 Year Reunion

 Sat, 06 Jun at 07:00 pm Dave & Buster's Ontario USD 34 to 55

Bowl for A Cause

 Sat, 18 Apr at 10:00 am 4120 E 4th St USD 18 to 375

Comic Con Revolution - 2 Day Pass

 Fri, 15 May at 04:00 pm Ontario Convention Center

Orlando Leyba

 Fri, 22 May at 07:30 pm Ontario Improv USD 28 to 80

Jess Hilarious

 Fri, 26 Jun at 09:45 pm Ontario Improv USD 43 to 62

AMERICAN LEGION ONTARIO

Sat, 30 May at 06:00 pm American Legion Post 112, Ontario CA

Ontario Stake Singles Dance

 Sat, 02 May at 08:00 pm Church of Jesus Christ of Latter Day Saints (3450 Creekside Dr, Ontario, CA)

Ontario Stake Fireside

Sun, 12 Apr at 06:30 pm Church of Jesus Christ of Latter Day Saints (3450 Creekside Dr, Ontario, CA)

2026 Behavior Genius Girl Scouts Troop #1126

 Wed, 21 Jan at 06:00 pm 1500 S Haven Ave ste 250 Free

Drag Show

 Sat, 17 Jan at 05:00 pm Hamburger Mary's Ontario USD 19

Creep I.E. : Aftermath - 3 Day Pass

 Thu, 09 Jul at 04:00 pm Ontario Convention Center

Alumni and Friends Dinner - Gateway Seminary

 Tue, 21 Apr at 06:00 pm Gateway Seminary Free

Scavenger Hunt Ontario

 Mon, 06 Jun at 10:00 am Ontario USD 28

Unique Scavenger Hunt Experience in Ontario by Operation City Quest

 Sat, 14 Feb at 09:00 am Ontario Town Square USD 10

Arthur-Milner Family Reunion

 Sat, 25 Jul at 10:00 am Cucamonga-Guasti Regional Park