Jack In The Box · 5 days ago
$5 Smashed Jack w/ $1 purchase every day
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From September 12 to September 18, you can get a Smashed Jack for $5 every day with a $1 purchase via the app. Also on September 15, there'll be a "buy one get one free" offer on Jr. Cheeseburgers and on September 18, a free Jr. Cheeseburger.
If you're in the mood for fast food, you can save even more with these Uber Eats promo codes. Buy Now at Jack In The Box
Browse for the best Jack In The Box deals and sales valid through September below. Find the latest Jack In The Box ways to save money posted by our team of experts. Our deal hunters continually update our pages with the most recent Jack In The Box deals & sales for 2025, so check back often!
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