Seven days of $5 Smashed Jacks. Two bonus days of free burgers. Burger Week is officially stacked.

Jack in the Box (NASDAQ: JACK) is making burger dreams come true with seven straight days of smashed perfection. From September 12–18, fans can grab the fan-favorite Smashed Jack for just $5 – every single day, in-store and on the Jack App.

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From September 12–18, fans can grab the fan-favorite Smashed Jack for just $5 – every single day, in-store and on the Jack App.

That’s right. Seven days. Seven Smashed Jacks. $35 total. (Math has never been tastier.)

The Smashed Jack isn’t just another burger—named the “Best Burger in Fast Food*,” the Smashed Jack made its legendary debut in 2024, selling out in under two weeks. It quickly became Jack’s most successful burger launch in six years and has held its spot as a core menu favorite ever since. Now, Burger Week gives fans the perfect excuse to grab this premium burger for just $5.

And because one deal is never enough, Jack is stacking on even more Burger Week deals:

Burger Week Deals

• 9/12 – 9/18: $5 Smashed Jack available in-store and on the Jack App
• 9/15 (National Double Cheeseburger Day): Buy one Jr. Cheeseburger, get one free on the Jack App
• 9/18 (National Cheeseburger Day): Free Jr. Cheeseburger with $1+ purchase on the Jack App

No one does burgers like Jack—and one day was never going to be enough. Sign up for Jack Pack Rewards at jackinthebox.com to unlock these offers and never miss a burger deal again!

Why the Smashed Jack is Rated the Best Burger in Fast Food

Jack in the Box perfected the art of the smash—locking in juiciness while creating a crispy, craveable crust. Inspired by fan demand (and yes, TikTok trends), the Smashed Jack made its debut in 2024 and instantly became a core menu favorite.

Simply put: crispy edges, juicy center, stacked with flavor. It’s everything a burger should be – for only $5, all week long.

About Jack in the Box Inc.

Jack in the Box Inc. (NASDAQ: JACK), founded and headquartered in San Diego, California, is a restaurant company that operates and franchises Jack in the Box^®, one of the nation's largest hamburger chains with approximately 2,160 restaurants across 22 states, and Del Taco^®, the second largest Mexican-American QSR chain by units in the U.S. with approximately 590 restaurants across 17 states. For more information on both brands, including franchising opportunities, visit www.jackinthebox.com and www.deltaco.com.

*Based on a consumer taste test survey rating the Smashed Jack compared to burgers from fast-food companies like Burger King, McDonalds, and Wendy’s, etc.

Category: Corporate

View source version on businesswire.com: https://www.businesswire.com/news/home/20250912953539/en/

From September 12–18, fans can grab the fan-favorite Smashed Jack for just $5 – every single day, in-store and on the Jack App.