The Top Local Festivals and Events Happening in Ontario, California (2025 Guide)

Ontario, California is more than just a gateway city. It is a vibrant hub of culture, community, and celebration. Whether you’re a local looking for weekend plans or a visitor hoping to experience the city like a true insider, 2025 is packed with exciting events you won’t want to miss. From colorful parades and cultural festivals to food filled fairs, outdoor concerts, and family friendly gatherings, Ontario offers something for everyone. Mark your calendar and get ready to explore the best events happening throughout the year in this lively Southern California city.

1. Independance Day

• Overview: Everyone loves a good firework show for all the SPARKLE! Have your patriotism shine with this year’s theme: Star-Spangled Sparkle! Let your decoration shine, shimmer, and sparkle as you strut down the parade route. The All-States Picnic is held at Ontario Town Square following the parade.
• Date: July 4^th, 2025, Parade will start promptly at 9 AM.
• Location: Euclid Avenue from Fifth Street to Holt Boulevard from approximately 3 AM – 12 PM.

2. Ontario Ohana Luau

• Overview: Ontario Town Square will transform into a vibrant tropical paradise for an unforgettable evening. Guests can enjoy a delicious dinner under the palms while live entertainment brings island vibes to life. With festive décor, fun activities, and a relaxed beachy atmosphere, it’s the perfect family-friendly escape. Come for the flavors, stay for the show, and soak in the spirit of summer!
• Date: Friday, August 29, 2025, 5 PM – 8 PM
• Location: Ontario Town Square, 224 N Euclid Ave, Ontario, CA 91762, United States

3. Summer Glow in the Park

• Overview: Experience Ontario’s Summer Glow in the Park, a vibrant evening that lights up Ontario Town Square with glowing lights and high-energy electronic music. This year features the return of Robot Rok, a spectacular audio-visual tribute to Daft Punk. Guests can enjoy delicious food vendors, interactive games, hands-on crafts, neon face painting, and incredible balloon twisting. It’s a one of a kind, all-ages event you won’t want to miss!
• Date: Friday, August 22, 2025, 6 PM – 9 PM
• Location: Ontario Town Square, 224 N Euclid Ave, Ontario, CA 91762, United States

4. Bikechella

• Overview: Come and celebrate family and community through a cycling event. Bring your bike, decorate it creatively with festival-like decorations, and get ready to play fun games. Registration is suggested, but walk-ups are welcome. All ages are welcome!
• Date: Saturday, May 3, 2025, 10 AM – 12 PM
• Location: Westwind Park, 2455 E Riverside Dr, Ontario, CA 91761, United States

5. Pride Resource Fair

• Overview: Celebrate love, diversity, and inclusion at the Pride Resource Fair at Ontario Town Square! Connect with local LGBTQ+ organizations, enjoy live entertainment, access valuable community resources, and grab a bite from local food vendors in a welcoming, family-friendly environment.
• Date: Saturday, June 21, 2025, 3 PM – 7 PM
• Location: Ontario Town Square, 224 N Euclid Ave, Ontario, CA 91762, United States

6. Kids to Parks Day

• Overview: Let’s celebrate the love for the outdoors and our local parks! Join us for a fun-filled day with outdoor recreation experiences, games, art and more! All ages are welcome! This is a free event. Registration is not required.
  • 9 AM – 11 AM | Celebration Park North | 4980 S. Celebration Avenue
  • 10 AM – 12 PM | Vineyard Park | 1400 E. Sixth Street
  • 11 AM – 1 PM | Veterans Memorial Park | 1257 E. D Street
  • 12 PM – 2 PM | Anthony Muñoz Hall of Fame Park | 1240 W. 4th Street
  • 1 PM – 3 PM | Ontario Town Square | 224 N. Euclid Avenue
  • 2 PM – 4 PM | Bon View Park | 1010 S. Bon View Avenue
• Date: Saturday, May 17, 2025
• Location: 4980 S Celebration Ave, Ontario CA 91762

7. A necklace for MOM

• Overview: For Mother’s Day, show your mom how much you love her with a gift made in Lightspeed. In this workshop, they’ll learn how to use TinkerCAD to design a 3D-printed necklace. Limited seating. Ticket distribution will begin 30 minutes before the event on a first-come, first-served basis.
• Date: May 9, 2025, 10:30 AM – 12:00 PM
• Location: Ovitt Family Community Library, 215 East C Street, Ontario CA 91764

8. Culture Fest: Film & Food Festival

• Overview: The Ontario Department of Museum, Arts & Culture presents, “Culture Fest: Film & Food Festival”, celebrating Asian American, Native Hawaiian, and Pacific Islander Heritage Month.
• Date: Sat, 17 May 2025, 10:00
• Location: Ontario Museum of History & Art, 225 Euclid Ave, Ontario, CA 91762, United States

9. Creep I.E. Aftermath

• Overview: ‘Creep I.E. Aftermath’ returns to the Ontario Convention Center in Ontario, California for 3 days of spooky and pop culture themed shenanigans. Featuring a star-studded celebrity lineup, themed experiences and over 170 vendors to shop at.
• Date: September 5th – September 7th, 2025, Starts at 5:00PM PDT
• Location: Ontario Convention Center, 2000 E. Convention Center Way, Ontario, CA 91764

10. 35th year “Original” Pomona Valley Juneteenth Family Jazz and Arts Festival

• Overview: The original founders of California’s Juneteenth Freedom Day Holiday are celebrating 35 years of uniting the community through this historic event. This year’s celebration features professional R&B artists, a special tribute to jazz legends Calvin & Phineas Newborn by Willie Waldman and Friends, plus old-school, gospel, and poetic performances throughout the day.
• Date: Saturday, June 21 · 10:30am – 6:30pm PDT. Doors at 10am
• Location: 1575 White Ave. Pomona, CA 91768

11. Tamborazo Fest Pomona – Live Music, Food & Fiesta!

• Overview: Get ready for a night of high-energy music, dancing, and flavor at Tamborazo Fest Pomona! Join us for an unforgettable Friday night at The Derby Room with 3 live Tamborazo bands on the outdoor stage, a live DJ inside the restaurant, and Banda Sinaloense closing out the night inside!
• Date: May 16 · 6:30pm – May 17 · 12am PDT. Doors at 6pm
• Location: The Derby Room Pomona – 2201 N White Ave, Pomona, CA

12. 112th Annual Fontana Days Festival

• Overview: This is a 4-day event. Each day is only $3 per person and kids 5 and under are free!! So, bring the whole family, come multiple days, and support our non-profit. All proceeds from entry go back into the community.
• Date: Thursday, June 5th to Sunday, June 8th.
• Location: 17255 Merrill Avenue Fontana, CA 92335

Where to Stay: Best Western Ontario Mills Mall

Located just minutes from Ontario Mills Mall and a short drive to Ontario Town Square and Downtown Ontario, Best Western Ontario Mills Mall is an ideal home base for festivalgoers. 

Why Stay Here? 

• Comfortable, modern rooms
• Complimentary breakfast and Wi-Fi
• Outdoor pool to cool off after events
• Easy freeway access to nearby cities and attractions
• Steps away from Ontario Mills — one of California’s largest outlet malls

Whether you’re attending a classic car cruise, an art festival, or a summer concert, you’ll love returning to the convenience and comfort of Best Western Ontario Mills Mall.

Plan Your Trip to Ontario, CA

Ontario is more than just a stopover — it’s a destination with heart, history, and a calendar packed with fun. Mark your calendars for these 2025 events and start planning your stay. Booking early at Best Western Ontario Mills Mall means you’ll be close to all the action while enjoying unbeatable value and amenities.

See you in Ontario, CA in 2025!