Find events happening in Ontario https://allevents.in Scavenger Hunt Ontario Ontario, United States https://allevents.in/ontario/scavenger-hunt-ontario/10000357914631297 Drag Show Hamburger Mary's Ontario, 3550 Porsche Way, Ontario, United States https://allevents.in/ontario/drag-show/100001980790241935 2026 Behavior Genius Girl Scouts Troop #1126 1500 S Haven Ave ste 250, 1500 South Haven Avenue, Ontario, United States https://allevents.in/ontario/2026-behavior-genius-girl-scouts-troop-1126/100001980817713102 Powerful Voices Open Mic Show - Live Music, Comedy, Poetry+ More! Ontario, United States https://allevents.in/ontario/powerful-voices-open-mic-show-live-music-comedy-poetry-more/100001984479730294 Sunset After-Dark Burger Town USA, 760 N Archibald Ave,Ontario,CA,United States https://allevents.in/ontario/sunset-after-dark/200029707243406 Open Mic Night Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/open-mic-night/2300029633368557 Irma Ruiz Presents: Chingona Comedy: Lotería Edition Ontario Improv Comedy Club, 4555 Mills Circle,Ontario, California, United States https://allevents.in/ontario/irma-ruiz-presents-chingona-comedy-loter%C3%ADa-edition/200030142805121 World Soccer Cup at Big Al's! 4120 E. 4th St., Ontario, CA, United States, California 91764 https://allevents.in/ontario/world-soccer-cup-at-big-als/200030172777527 Pepe Aguilar Toyota Arena - Ontario, 4000 Ontario Center Pkwy, Ontario, United States https://allevents.in/ontario/pepe-aguilar/2300029810055226 Tony Roberts Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/tony-roberts/2300030031437304 Ontario CA�ªGarden Bros Circus FUN FACTORY�ª Ontario Mills - 1 Mills Circle - Ontario CA, Aeropostale, 1 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/ontario-cagarden-bros-circus-fun-factory/200029938020542 Allan Cunningham Ontario Improv, Ontario, United States https://allevents.in/ontario/allan-cunningham/210003772438218 Garden Brothers Circus - Ontario Ontario Mills Mall, 1 Mills Circle, Ontario, CA 91764, US, United States https://allevents.in/ontario/garden-brothers-circus-ontario/3200030063527250 Music in Motion Ontario, California, United States https://allevents.in/ontario/music-in-motion/200030186148604 Come See Amazing Cats �»�‰❤️ at the PURR-FECT ONTARIO Cat Show & Cat Costume Contest June 13th! Ontario Airport Hotel & Conference Center, 700 N Haven Ave, Ontario, CA 91764-4902, United States https://allevents.in/ontario/come-see-amazing-cats-at-the-purr-fect-ontario-cat-show-and-cat-costume-contest-june-13th/200030186148155 TBD at Ontario Reign - AHL Calder Cup Finals (Home Game 1) Toyota Arena - Ontario, 4000 East Ontario Center Parkway, Ontario, CA 91764, US, United States https://allevents.in/ontario/tbd-at-ontario-reign-ahl-calder-cup-finals-home-game-1/3200029727359608 Splash Pads & Snow Cones Activity at Cucamonga-Guasti Regional Park Cucamonga-Guasti Regional Park, 790 N Archibald Ave, Ontario, CA 91764-4648, United States https://allevents.in/ontario/splash-pads-and-snow-cones-activity-at-cucamonga-guasti-regional-park/200030177952515 Craig Conant Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/craig-conant/2300029883466346 Chona E at Improv Comedy Club - Ontario Improv Comedy Club - Ontario, 4555 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/chona-e-at-improv-comedy-club-ontario/2400030174044512 Women's Fellowship ONTARIO CHRISTIAN CENTER, 1336 N BAKER AVE, ONTARIO, United States https://allevents.in/ontario/womens-fellowship/100001990202614595 Who Want The Smoke Toyota Arena, Ontario, United States https://allevents.in/ontario/who-want-the-smoke/210002065314644 Who Want the Smoke at Toyota Arena - CA Toyota Arena - CA, 4000 Ontario Center, Ontario, CA 91764, United States https://allevents.in/ontario/who-want-the-smoke-at-toyota-arena-ca/2400029738091934 Full House Rocks - Left Coast Brewing Co. - Tasting Room, Smokehouse & Distillery Ontario 980 N Haven Ave ste 100, Ontario, CA 91764, United States https://allevents.in/ontario/full-house-rocks-left-coast-brewing-co-tasting-room-smokehouse-and-distillery-ontario/200030092040643 SOB X RBE with Mike Sherm Toyota Arena - Ontario, 4000 East Ontario Center Parkway, Ontario, CA 91764, US, United States https://allevents.in/ontario/sob-x-rbe-with-mike-sherm/3200029729486606 J Valentino at Improv Comedy Club - Ontario Improv Comedy Club - Ontario, 4555 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/j-valentino-at-improv-comedy-club-ontario/2400029725793414 Devil Wears Prada Paint Event Kulturas, 960 Ontario Mills Drive, Ontario, United States https://allevents.in/ontario/devil-wears-prada-paint-event/100001990528257602 Lisa Lisa & Stevie B. Toyota Arena - Ontario, 4000 Ontario Center Pkwy, Ontario, United States https://allevents.in/ontario/lisa-lisa-and-stevie-b/2300029981031802 Jess Hilarious at Improv Comedy Club - Ontario Improv Comedy Club - Ontario, 4555 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/jess-hilarious-at-improv-comedy-club-ontario/2400030178236727 Jess Hilarious Ontario Improv, Ontario, United States https://allevents.in/ontario/jess-hilarious/210001242717982 U.S. Smash 2026 Smash Arena Qualifying Session 2 - GENERAL ADMISSION Ontario Convention Center, 2000 East Convention Center Way, Ontario, CA 91764, US, United States https://allevents.in/ontario/us-smash-2026-smash-arena-qualifying-session-2-general-admission/3200030147795225 US Smash World Table Tennis - Smash Arena: Session 2 - Table 2-4 Ontario Convention Center, 2000 E Convention Center Way, Ontario, United States https://allevents.in/ontario/us-smash-world-table-tennis-smash-arena-session-2-table-2-4/2300030197456217 Ontario Art Block Party: Community as Canvas Ontario Museum of History & Art, 225 Euclid Avenue, Ontario, United States https://allevents.in/ontario/ontario-art-block-party-community-as-canvas/100001986595845652 SMOKE THERAPY ESCAPES CIGARS AND CONVERSATIONS SIGNATURE EXPERIENCE Culebra Cigar Co., 4451 Ontario Mills Parkway, Ontario, United States https://allevents.in/ontario/smoke-therapy-escapes-cigars-and-conversations-signature-experience/100001990251120678 California Bridal & Wedding Expo Toyota Arena, 4000 East Ontario Center Parkway, Ontario, United States https://allevents.in/ontario/california-bridal-and-wedding-expo/100001979677854755 Drag Queen Bingo Fundraiser Hamburger Mary's - Ontario, 3550 Porsche Way, Ontario, United States https://allevents.in/ontario/drag-queen-bingo-fundraiser/100001990065761263 U.S. Smash 2026 Maverick Arena Session 5 Table 1 Ontario Convention Center, 2000 East Convention Center Way, Ontario, CA 91764, US, United States https://allevents.in/ontario/us-smash-2026-maverick-arena-session-5-table-1/3200030149112754 Cancers splash bash party♋️ 3030 Centurion Pl, 3030 Centurion Place, Ontario, United States https://allevents.in/ontario/cancers-splash-bash-party/100001988797203974 Ian Bagg Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/ian-bagg/2300026140763438 Creep I.E. : Aftermath - Friday Ontario Convention Center, 2000 E Convention Center Way, Ontario, United States https://allevents.in/ontario/creep-ie-aftermath-friday/2300029652801632 Creep I.E. : Aftermath - 3 Day Pass Ontario Convention Center, 2000 E Convention Center Way, Ontario, United States https://allevents.in/ontario/creep-ie-aftermath-3-day-pass/2300029652801430 JSA at CreepI.E. Aftermath Ontario Convention Center, 2000 E Convention Center Way,Ontario, California, United States https://allevents.in/ontario/jsa-at-creepie-aftermath/200030177952413 An Evening at the Improv 6/17 7pm Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/an-evening-at-the-improv-6-17-7pm/100001990749707966 Ian Bagg at Improv Comedy Club - Ontario Improv Comedy Club - Ontario, 4555 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/ian-bagg-at-improv-comedy-club-ontario/2400030177471922 Par-Tee for Paws Topgolf Tournament presented by NexGard Topgolf (Ontario), Topgolf, 1050 N Archibald Ave, Ontario, CA 91764, United States https://allevents.in/ontario/par-tee-for-paws-topgolf-tournament-presented-by-nexgard/200029711022128 6th ANNUAL - iD.A.Y.dream Backpack and School Supplies Giveaway Celebration Park NORTH, 4980 S. Celebration Avenue, Ontario, United States https://allevents.in/ontario/6th-annual-idaydream-backpack-and-school-supplies-giveaway/100001981898248011 Arthur-Milner Family Reunion Cucamonga-Guasti Regional Park, 800 N Archibald Ave,Ontario, California, United States https://allevents.in/ontario/arthur-milner-family-reunion/200029854352030 Champagne, Legacy & Luxury: An Exclusive Cocktail with Bestselling Author Delta Hotels Ontario Airport, 2200 East Holt Boulevard, Ontario, United States https://allevents.in/ontario/champagne-legacy-and-luxury-an-exclusive-cocktail-with-bestselling-author/100001988436323571 Sunglasses at Night Plays American Legion Post 112, Ontario American Legion Post 112, Ontario CA, 1400 S Vineyard Ave, Ontario, CA 91761-8006, United States https://allevents.in/ontario/sunglasses-at-night-plays-american-legion-post-112-ontario/200029773936412 Anthony Jeselnik Ontario Improv Comedy Club, 4555 Mills Circle,Ontario, California, United States https://allevents.in/ontario/anthony-jeselnik/200030172780037 Nando de la Gente Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/nando-de-la-gente/2300029809308307 Fresno Grizzlies at Ontario Tower Buzzers at ONT Field ONT Field, 9375 E. Riverside Dr., Ontario, CA 91761, United States https://allevents.in/ontario/fresno-grizzlies-at-ontario-tower-buzzers-at-ont-field/2400029724192143 Intocable Toyota Arena - Ontario, 4000 East Ontario Center Parkway, Ontario, CA 91764, US, United States https://allevents.in/ontario/intocable/3200028263538249 Joe Machi Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/joe-machi/2300029628821622 Joe Machi Live Ontario Improv Comedy Club, 4555 Mills Circle,Ontario, California, United States https://allevents.in/ontario/joe-machi-live/200030142813257 Quinceanera.com Expo & Fashion Show | Ontario 2026 2000 E Convention Center Way, 2000 East Convention Center Way, Ontario, United States https://allevents.in/ontario/quinceaneracom-expo-and-fashion-show-%7C-ontario-2026/100001988510299836 1000 Maneras de Reir at Improv Comedy Club - Ontario Improv Comedy Club - Ontario, 4555 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/1000-maneras-de-reir-at-improv-comedy-club-ontario/2400030171067745 Island Magic Mike Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/island-magic-mike/2300029885817919 Gavin Adcock Toyota Arena - Ontario, 4000 Ontario Center Pkwy, Ontario, United States https://allevents.in/ontario/gavin-adcock/2300030187344054 Nation of Patriots Poker Run/Fundraiser Ontario Elks Lodge 1419, 1150 W 4th St, Ontario, CA 91762-1704, United States https://allevents.in/ontario/nation-of-patriots-poker-run-fundraiser/200030091673827 Sunset After-Dark Burger Town USA, 760 N Archibald Ave,Ontario, California, United States https://allevents.in/ontario/sunset-after-dark/200029633243151 Gavin Adcock Toyota Arena - Ontario, 4000 East Ontario Center Parkway, Ontario, CA 91764, US, United States https://allevents.in/ontario/gavin-adcock/3200030041366920 D.L. Hughley Ontario Improv, Ontario, United States https://allevents.in/ontario/dl-hughley/210002555900828 NAW Wrestling Comedy ft WWE Legend D’LO BROWN and Former WWE Broadcaster... Ontario Improv Comedy Club, 4555 Mills Circle,Ontario, California, United States https://allevents.in/ontario/naw-wrestling-comedy-ft-wwe-legend-d%E2%80%99lo-brown-and-former-wwe-broadcaster/200030142811551 Dustin Nickerson Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/dustin-nickerson/2300029884171912 Catfish Derby at Cucamonga-Guasti Regional Park Cucamonga-Guasti Regional Park, 800 N Archibald Ave,Ontario, California, United States https://allevents.in/ontario/catfish-derby-at-cucamonga-guasti-regional-park/200030177951906 Sunglasses at Night Plays the American Legion #112 American Legion Ontario Post 112, 310 W Emporia St, Ontario, CA 91762-3800, United States https://allevents.in/ontario/sunglasses-at-night-plays-the-american-legion-112/200030142814200 Darren Carter at Improv Comedy Club - Ontario Improv Comedy Club - Ontario, 4555 Mills Cir, Ontario, CA 91764, United States https://allevents.in/ontario/darren-carter-at-improv-comedy-club-ontario/2400029722023946 Acid Bath & L7 Toyota Arena - Ontario, 4000 Ontario Center Pkwy, Ontario, United States https://allevents.in/ontario/acid-bath-and-l7/2300030048596053 Street Queenz: The 1st Women's Lowrider, Vicla, and Tattoo Show Ontario Convention Center, 2000 East Convention Center Way, Ontario, United States https://allevents.in/ontario/street-queenz-the-1st-womens-lowrider-vicla-and-tattoo-show/100001988245016366 Hot Wheels Start Your Engine VIP Toyota Arena, Ontario, United States https://allevents.in/ontario/hot-wheels-start-your-engine-vip/210002709386706 ELKS LODGE ONTARIO Elks Lodge, 1150 W 4th St,Ontario, California, United States https://allevents.in/ontario/elks-lodge-ontario/200029472384530 10 Aniversario Vida Divina 2026 Ontario Californiana, 2236 So.Mountain Ave,Ontario, California, United States https://allevents.in/ontario/10-aniversario-vida-divina-2026/200029773939751 Dedrick Flynn Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/dedrick-flynn/2300029883796422 DoKnow Ontario Improv Comedy Club, 4555 Mills Circle, Ontario, CA 91764, US, United States https://allevents.in/ontario/doknow/3200029988852026 Amber Autry (21+) Ontario Improv Comedy Club, 4555 Mills Circle, Ontario, CA 91764, US, United States https://allevents.in/ontario/amber-autry-21/3200030185048103 Rocky Dale Davis Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/rocky-dale-davis/2300029866661832 Chayanne Ontario Tickets Toyota Arena, Toyota Arena, Ontario, United States https://allevents.in/ontario/chayanne-ontario-tickets/100030007448125 4th Annual Bold Loud And Creative Oscars Bombay Banquet Hall & Events Center, 405 North Vineyard Avenue, Ontario, United States https://allevents.in/ontario/4th-annual-bold-loud-and-creative-oscars/100001987106726711 Phil Wickham Toyota Arena - Ontario, 4000 Ontario Center Pkwy, Ontario, United States https://allevents.in/ontario/phil-wickham/2300029744135058 Phil Wickham at Toyota Arena - CA Toyota Arena - CA, 4000 Ontario Center, Ontario, CA 91764, United States https://allevents.in/ontario/phil-wickham-at-toyota-arena-ca/2400029731128539 Don Omar Toyota Arena - Ontario, 4000 East Ontario Center Parkway, Ontario, CA 91764, US, United States https://allevents.in/ontario/don-omar/3200030191399727 October 2026 "Spooky Stay, Craft & Shop" Azure Hotel & Suites Ontario Airport, 1945 E Holt Blvd,Ontario, California, United States https://allevents.in/ontario/october-2026-spooky-stay-craft-and-shop/200029846449701 Cristela Alonzo Ontario Improv, 4555 Mills Circle, Ontario, United States https://allevents.in/ontario/cristela-alonzo/2300029883488710 December 2026 "Merry Grinchmas" Azure Hotel & Suites Ontario Airport, 1945 E Holt Blvd, Ontario, CA 91761-2116, United States https://allevents.in/ontario/december-2026-merry-grinchmas/200029846448550