---
title: "Jack in the Box Is Serving $5 Smashed Jacks All Week Long"
url: https://burnaze.com/article/12d78c9c-eed2-47e6-8675-66b6f7677ce2
source: "Franchising.com"
original_url: https://www.franchising.com/news/20250912_jack_in_the_box_is_serving_5_smashed_jacks_all_week_long.html
category: "Burger"
industry: "Restaurants"
segment: "Burger"
published: 2025-09-12T12:00:00.000Z
modified: 2026-10-31T17:58:08.376Z
image: https://images.unsplash.com/photo-1561758033-d89a9ad46330?w=1600&q=80&auto=format&fit=crop
---

# Jack in the Box Is Serving $5 Smashed Jacks All Week Long

**TL;DR:** Jack in the Box is offering its Smashed Jack burger for $5 from September 12-18 as part of Burger Week. The promotion includes additional deals on Jr. Cheeseburgers on National Double Cheeseburger Day and National Cheeseburger Day.

*originally published in Franchising.com on 2025-09-12. [Read the original](https://www.franchising.com/news/20250912_jack_in_the_box_is_serving_5_smashed_jacks_all_week_long.html).*

## Story

Burger Week features seven days of $5 Smashed Jacks, with two additional days featuring burger offers.

SAN DIEGO--(BUSINESS WIRE)--Jack in the Box is offering the Smashed Jack for $5 from September 12–18, available in-store and on the Jack App.

The Smashed Jack was introduced in 2024 and is now a core menu item. During Burger Week, it is available for $5.

- 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

Offers are available in-store and through the Jack App and Jack Pack Rewards.

## Entities

- Franchising.com (publication)
- QSR (sector)
- menu pricing (topic)
- limited time offer (topic)
- Jack in the Box (company)
- mobile app promotion (topic)
- burger week (topic)

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Originally reported by Franchising.com (https://www.franchising.com/news/20250912_jack_in_the_box_is_serving_5_smashed_jacks_all_week_long.html). Summarized by Burnaze (https://burnaze.com/article/12d78c9c-eed2-47e6-8675-66b6f7677ce2).