What's On in Ontario

2026-06-22 · 3985 University Ave

Commercial contractors and field service leaders share practical strategies for cash flow, HR, risk, accounting, and growth.

2026-06-23 · Irvine Regional Park

Get to know the oak trees of Irvine Regional Park with both your intellect and your spirit.

2026-06-24 · The Lost Vine

Join fellow USC alumni for an evening of connection and conversation at our Women in Business Summer Mixer at The Lost Vine. Fight On!

2026-06-24 · Wine Me Up Social

Connect, celebrate wins, and grow your network in a welcoming space for entrepreneurs and professionals. Join the NLBWA IE community.

2026-06-24 · Shindigs Country Kitchen Bar and Stage

Meet up to 12 potential matches. Join the thousands of people that have found LOVE at our events. Will you be our next success story?

2026-06-25 · 9375 E Riverside Dr

Join ACRE So Cal for an exclusive preview of the new Ontario Tower Buzzers Stadium and see how this project will transform the IE.

2026-06-25 · 625 S Garey Ave

Hey there! Join us at the Business Builder Networking Event to connect with like-minded professionals and grow your network.

2026-06-25 · Hangar 24 Riverside

Get ready to soak up an evening of unforgettable summer fun at IVAR’s Real Estate Mixer and charity fundraiser

2026-06-25 · Purple Easel

Join WTS Inland Empire for a fun and creative evening at our Paint & Sip Night!

2026-06-25 · Brewery X

Join us for the Singles Milennial Mixer at Brewery X — a curated singles experience designed for connection!

2026-06-25 · Richard H. Pickup Cultural Center at Christ Cathedral

Exploring the intersection of faith, physics and forensic medicine in relation to The Shroud of Turin with Father Robert Spitzer.

2026-06-25 · Brew Haven

Meet up to 12 potential matches. Join the thousands of people that have found LOVE at PRE-DATING events. Will you be our next success story?

2026-06-26 · After Ours Bar UCR

Cocktail tastings, live music, food, family fun, and 9 mobile bartending companies ready to make your next event unforgettable.

2026-06-26 · DBZ Books ‘N’ Records

D1 & SOS presents: Outta Pocket, Fatal Realm, Load Tha Nine, Order of Elimination, Bounty Hunter, Pain Clinic, No Leash. June 26th at DBZ

2026-06-26 · The Cathedral Pomona

Tim Casher performs live at the Cathedral

2026-06-26 · Temple Bar Urban Eats

Get ready to laugh your socks off and share the good vibes in person at Let me get a bump, of laughs! Ft Bryan snacks and Andrew (G money)

2026-06-26 · Riverside

Freak Nik Part 2 If You Missed The Last One Come Turn Up At This One

2026-06-26 · The Circle OC

Fresh off a Europe tour, top charting beatport tracks, and a festival main stage run - KARLSN returns home to Orange County for Velocity 2.0

2026-06-26 · La Santa

Your childhood soundtrack, REMIXED for the club! from Disney Channel bangers to iconic 2010 hits

Sat Jun 27 · Toyota Arena

2026-06-27 · 555 E Memory Ln

Free, car show with a mix of classic and exotic cars! Free face painting & balloon animals for the kids. Food available to purchase.

2026-06-27 · Chick-fil-A Rancho Cucamonga

Join us for a special morning to celebrate dads with delicious food, lego crafts, photo ops, and more!

2026-06-27 · University of California, Riverside

BLK Future Fest is an interactive experience for students and families to build generational wealth , support vendors, network, and ball!

2026-06-27 · Saute Culinary Academy

Bring the kids in for Saute's own version of Cupcake Wars!   Let the competition begin.

2026-06-27 · 125 N Broadway

Join us for a creative, family-friendly space where music, dance, and art come together to honor LGBTQIA+ community voices in Santa Ana.

2026-06-27 · 500 S Anaheim Blvd

Fun Saturday Day Party With A Beginner Friendly Salsa Class At 2pm. 18+ Event

2026-06-27 · The Shops at Dos Lagos

IT'S BACK!! TASTE OF CORONA 2026!!

2026-06-27 · Stone Groove Stillhouse

Hey there singles! Get ready to mingle and meet new potential matches in a fun and fast-paced speed dating event! $20 MIN (VENUE REQ)

2026-06-27 · Wine Me Up Social

Raise a glass and help fund dreams with good vibes and great sips for a cause that matters.

2026-06-27 · 7633 E Saddlehill Trail

Join us for a one-night-only intimate 7-course dinner celebrating the flavors of Mexico, the Philippines, and summer produce.