Jack in the Box
$ • Fast Food, Burgers, Tacos
Hours:
10110 Sierra Ave., Fontana
(909) 822-1189
About Jack in the Box
Customers' Favorites
Bacon Ultimate Cheeseburger
Spicy Loaded Tiny Tacos
Breakfast Burrito
Sausage Croissant
Chicken Sandwich
Curly Fries
Onion Rings
Egg Rolls
Burger
Jack in the Box Reviews
Ratings
Menu
Add a Menu
Hours
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
| Sunday | Open 24 hours |
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Jack in the Box is a fast-food restaurant that offers quick and delicious meals. The service is usually fast, with one reviewer noting they received their order in under 7 minutes. The food is often hot, although some may encounter issues with flat sodas. The employees are generally polite, but one reviewer had a concerning encounter with a random man who was bothering them. However, a server quickly intervened and helped the reviewer get their order and leave the area. The restaurant is a favorite among some for its spicy chicken sandwiches and curly fries. Overall, Jack in the Box is a convenient option for a quick meal.