This guide covers Ultimate Breakfast Sandwich Jack in the Box with prices and calories checked in November 2026.
The Jack in the Box Ultimate Breakfast Sandwich is priced close to the Loaded Breakfast Sandwich (about $6, varies by store). It stacks eggs, bacon, ham and American and Swiss-style cheese on a bakery bun, about 510 calories.
Prices last checked: November 2026 · Before tax · Prices vary by location · By Richard · How we check prices
Price and calories
| Item | Size | Price | Calories |
|---|---|---|---|
| Ultimate Breakfast Sandwich | 1 sandwich | Check app | 510 |
Ultimate vs Loaded
The Loaded Breakfast Sandwich has more meat and 690 calories for about the same price.
Nutrition
| Item | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Ultimate Breakfast Sandwich | 510 | 29 g | 30 g | 30 g |
| Loaded Breakfast Sandwich | 690 | 35 g | 36 g | 46 g |
| Supreme Croissant | 790 | 39 g | 48 g | 50 g |
| Breakfast Jack | 410 | 16 g | 26 g | 25 g |
The Ultimate has 29 g of protein in 510 calories — a better protein-to-calorie ratio than the Supreme Croissant.
What's on it
Two eggs, bacon, ham, American and Swiss-style cheese on a soft bakery bun. It’s the most “loaded” egg sandwich that still stays near 500 calories.
Make it a combo
Add a hash brown and coffee or a soft drink. Breakfast combos run about $8.99–$9.49.
How to order
- Open the Jack app (or jackinthebox.com) and choose your nearest restaurant — prices load for that store.
- Find Ultimate Breakfast Sandwich in the menu and tap Customize to add or remove toppings.
- Check the Offers tab before checkout; app deals often beat the menu-board price.
- Pick up at the counter or drive-thru to avoid delivery markups of 10–30%.
Ultimate Breakfast Sandwich nutrition
The Ultimate Breakfast Sandwich has about 510 calories, 29 g of protein, 30 g of carbs and 30 g of fat. That gives it one of the best protein-to-calorie ratios on the Jack in the Box breakfast menu.
For comparison, the Loaded Breakfast Sandwich has 690 calories and 35 g of protein, the Supreme Croissant 790 calories and 39 g, and the Breakfast Jack 410 calories and 16 g.
- More protein per calorie than the croissants or burritos.
- Cheaper option: Breakfast Jack at about $3.29–$3.49.
- Bigger option: Loaded Breakfast Sandwich at about $5.99–$6.29.
When you can order it
Breakfast is served all day at most Jack in the Box restaurants, so the Ultimate Breakfast Sandwich is available at lunch, dinner and late at night. Order it in the Jack app to customize it and to see your store’s exact price.
Bottom line
- The ultimate breakfast sandwich Jack in the Box serves has about 510 calories and 29 g of protein.
- Because breakfast runs all day at most stores, the ultimate breakfast sandwich Jack in the Box offers works at lunch or late at night too.
- Order the ultimate breakfast sandwich Jack in the Box sells in the app to see your store’s exact price.
- Among breakfast items, the ultimate breakfast sandwich Jack in the Box makes gives one of the best protein-to-calorie ratios.
Ultimate Breakfast Sandwich Jack in the Box: FAQs
How much is the Ultimate Breakfast Sandwich?
Around $6 at most stores; check the Jack app for your location.
How many calories in the Ultimate Breakfast Sandwich?
About 510.
Is it served all day?
Yes, at most locations.
What is on the Ultimate Breakfast Sandwich?
Two eggs, bacon, ham, and American and Swiss-style cheese on a bakery bun.
Which is bigger, the Ultimate or Loaded Breakfast Sandwich?
The Loaded Breakfast Sandwich, at about 690 calories versus 510.
Related guides
Official source: Jack in the Box menu on jackinthebox.com. Prices on this page are independent averages and may differ from your restaurant.
Jack in the Box Prices is an independent guide and is not affiliated with, endorsed by, or sponsored by Jack in the Box Inc. Prices are averages and can differ at your local restaurant, in the Jack app, and on delivery apps.