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Jamba

3.8
(248 reviews)

About

Juice ShopFast Food RestaurantHealth Food RestaurantCoffee ShopVegan RestaurantCafeRestaurant Delivery ServiceTake Out RestaurantCaterer
Jamba in Fontana serves fresh smoothies, bowls, and bites made to brighten your day. Choose from fruit smoothies, protein smoothies, smoothie bowls, acai bowls, toasty bites, and snacks perfect for kids, families, and on-the-go lifestyles. With plant-based and better-for-you options, Jamba fits a variety of food preferences. Stop by for takeout, order delivery, or arrange catering for events and group orders. Whether fueling your day or treating the family, Jamba brings refreshing flavor to Fontana.

Location

Jamba
16635 Sierra Lakes Parkway, Fontana, CA
92336, United States

Hours

Monday7:45 AM - 8:45 PM
Tuesday7:45 AM - 8:45 PM
Wednesday7:45 AM - 8:45 PM
Thursday7:45 AM - 8:45 PM
Friday7:45 AM - 8:45 PM
Saturday7:45 AM - 8:45 PM
Sunday7:45 AM - 8:45 PM

Reviews

3.8
248 reviews
5 stars
128
4 stars
42
3 stars
13
2 stars
13
1 star
46
  • SL
    Susan Lewis
    3 days ago
    5.0
    Jesus was so wonderful and kind. The smoothie I ordered was delicious and he was so nice and warm in the morning. A great way to start my day.
  • AO
    Amanda O.
    6 days ago
    5.0
    I absolutely love coming to Jamba Juice in Sierra Lakes, and a huge reason why is the amazing manager, Jesus. Every single time I come in, he goes above and beyond to make sure customers feel welcomed and taken care of. His customer service is honestly some of the best I’ve experienced anywhere. He’s always friendly, professional, patient, and incredibly understanding — especially when I’m standing there forever trying to decide what I want because everything tastes so good! Whether I’m craving one of their refreshing smoothies, a delicious açaí bowl, or the Belgian waffles, ginger shots, Jesus always gives great recommendations and makes sure my order comes out perfect. You can tell he genuinely cares about the customers and takes pride in his work. Even when the store gets busy, he stays calm, positive, and keeps everything running smoothly with a smile on his face. It’s rare to find someone who consistently delivers this level of service, and Jesus truly deserves recognition for the outstanding job he does. He makes the entire experience enjoyable and keeps me coming back. If you visit this Jamba Juice location, you’ll quickly see why so many customers appreciate him. Excellent service, amazing attitude, and great food and drinks every time. Definitely a well-earned 5 stars!
  • CJ
    Cowboy J
    May 7, 2026
    5.0
    It's great to follow your flavor!
  • DA
    Dianne Alvarez
    May 5, 2026
    5.0
    Jesus was really helpful explaining the menu to me and my daughter . Really fast service , and explaining the ginger shots and all the shots .
  • EM
    Eric Mendez
    May 5, 2026
    5.0
    As soon as I walked in to this Jamba Juice I was greeted by Jesus. He was busy doing some work and he immediately attended me. I felt taken care of and my expectations were met. Shout out to Jesus for an amazing customer service. I recommend this location.

Frequently Asked Questions About Jamba

What are the operating hours of Jamba located at Sierra Lakes Marketplace in Fontana, CA?

Jamba at 16635 Sierra Lakes Parkway is open from 8:00 AM to 9:00 PM Monday through Thursday, and from 8:00 AM to 10:00 PM Friday through Sunday.

Does this Jamba location offer delivery and in-store pickup options?

Yes, this Jamba offers both in-store pickup and delivery services for customer convenience.

Brand Certified Facts from Jamba

This information is certified by Jamba and published from the brand's official system of record. Data is distributed through an enterprise-grade knowledge management platform. Learn more about our data sources
Certified May 17, 2026Yext Knowledge Graph
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