Breakfast Menu "In-N-Out Burger" Ontario

Classic burger chain serving customizable burgers, hand-cut fries & shakes.

In-N-Out Burger, 4310 Ontario Mills Pkwy, Ontario, CA 91764

(800) 786-1000

Opening Hours

Wednesday: 10:30 AM–1 AM

Thursday: 10:30 AM–1 AM

Friday: 10:30 AM–1:30 AM

Saturday: 10:30 AM–1:30 AM

Sunday: 10:30 AM–1 AM

Monday: 10:30 AM–1 AM

Tuesday: 10:30 AM–1 AM

Photos

Services

Service options

Drive-through, Takeout, Dine-in, Delivery

Highlights

Fast service

Popular for

Lunch, Dinner, Solo dining

Accessibility

Wheelchair accessible entrance, Wheelchair accessible parking lot, Wheelchair accessible restroom, Wheelchair accessible seating

Offerings

Coffee, Comfort food, Late-night food, Quick bite

Dining options

Lunch, Dinner, Seating

Amenities

Restroom

Atmosphere

Casual, Trendy

Crowd

College students, Family-friendly, Groups, Tourists

Planning

Usually a wait, Accepts reservations

Payments

Credit cards, Debit cards, NFC mobile payments

Children

Good for kids, High chairs

User Reviews

Their burgers are always fresh and made the way you like them! They offer the best tasting drive-thru burgers and they have Gluten free options as well. Instead of a bun, they sandwich in between lettuce. Since they only cook fries in the oil, they are also gluten free as well!

One of my favorite spots to come to. My cheeseburger with extra grilled onions, my fries animal style and my Neapolitan shake are just the perfect meal 👌. The customer service is amazing and this location is always nice and clean❣️

IN-N-OUT remains my top choice when it comes to fast-food burger joints. It consistently delivers a winning combination of fresh ingredients and excellent service. What truly sets it apart, however, is the unbeatable value it offers, making it a standout in the fast-food realm. My top recommendation at IN-N-OUT is the 4x4 Animal Style, with the delightful addition of an extra grilled bun and whole grilled onions. This mouthwatering treat not only satisfies the heartiest of appetites but also manages to do so at a price that is unmatched by any other fast-food establishment. The exceptional quality and freshness of their offerings truly make them stand head and shoulders above the competition. For anyone seeking a fast-food experience that marries quality, flavor, and value, IN-N-OUT is the place to be. The 4x4 Animal Style, with its extra grilled bun and whole grilled onions, is a culinary delight that embodies everything great about this beloved burger joint.

I love this In-N-Out location, it’s probably my favorite one. The service and quick and great, the food is great, and the atmosphere of the place is a great, whether you go with friends to eat and chat or just to park and eat during lunch. Highly recommend.

Service was pretty slow considering it wasn’t that busy. I’ve been to In N Out many times in various locations, I ordered a Double Double, it was soooo salty I could barely eat it. Threw half in the garbage. Very disappointing.

We don't eat fast food very often but it's classic burgers & fries. Very organized, excellent service & clean.

Just still the best hamburger in the world. Customer service is always great and food is always great.

I grew up on In-N-Out. So I was surprised everything seemed different. The burger didn't have that same wonder flavor I remember. I was surprised even the fries lacked some lustre. I'll still return to In-N-Out. Because it's where I'm from 🫶