Explore the latest Jack In The Box coupons, promo codes, and online sales available for January 2026, and start saving on your favorite products today.
| Discount | Details | Validity |
|---|---|---|
| 25%Off | 25% Off On Entire Purchase | 16-1-26 |
| $5Off | $5 Off Storewide At Jack In The Box | 16-1-26 |
| SalesOff | Free 2 Tacos Store-Wide | 17-1-26 |
| 50%Off | 50% Off With Large Drink, Free Jumbo Jack: The Best Jack In The Box Code | 17-1-26 |
| 50%Off | 50% Off With Large Drink, Free Jumbo Jack: The Best Jack In The Box Code | 17-1-26 |
| 30%Off | Get Up To 30% Off On All Orders | 16-1-26 |
| 30%Off | 30% Off Fan Favs Box | 17-1-26 |
| 25%Off | Get 25% Off Your 1St In-App Purchase Jackinthebox.com Coupons | 15-1-26 |
| 25%Off | 25% Off | 17-1-26 |
| 25%Off | 25% Off Everything | 16-1-26 |
| 20%Off | 20% Off At Jack In The Box | 18-1-26 |
| 20%Off | 20% Off Your Favorites | 15-1-26 |
| 15%Off | Up To 15% Off With No Minimum | 15-1-26 |
| 10%Off | 10% Off Selected Products | 17-1-26 |
| 10%Off | 10% Off Site Wide | 16-1-26 |
| 5%Off | Save Up To 5% Off Save On Food & Beverage | 16-1-26 |
| 5%Off | Save Up To 5% Off Save On Food & Beverage | 16-1-26 |
| $4Off | Today Only: $4 Off $15+ Postmates Purchases | 16-1-26 |
| $1Off | $1 Off Medium Curly Fries At Jack In The Box | 18-1-26 |
| $5Off | 2 Ultimate Cheeseburgers For $5 At Jack In The Box With Promo Code | 15-1-26 |
| SalesOff | Free 5 Pc. Chicken Nuggets Any Purchase | 17-1-26 |
| SalesOff | Free Sample Coupon Code At Jack In The Box | 16-1-26 |
| SalesOff | Get Two Free Tacos With Every Order At Jack In The Box | 15-1-26 |
| SalesOff | Get Free Medium Fries With Any Purchase At Jack In The Box | 16-1-26 |
| SalesOff | Receive Great Savings On All Products | 18-1-26 |
| SalesOff | Buy One Get One Free Regular Shakes At Jack In The Box | 16-1-26 |
| SalesOff | 2 Free Tacos Storewide At Jack In The Box | 16-1-26 |
| SalesOff | Free Reg Size Shake | 17-1-26 |
| SalesOff | Get 2 Free Tacos On Your Order At Jack In The Box Across The Site With Promo Code | 17-1-26 |
| SalesOff | Free Small Jumpin’ Jack Splash With Any Menu Item Purchase | 15-1-26 |
| SalesOff | Unlock Free Shipping With Your Next Purchase | 16-1-26 |
| SalesOff | Get A Free Jumbo Egg Roll On Storewide At Jack In The Box | 16-1-26 |
| $4Off | From $4 – Browse Bag At Jack In The Box | 22-1-26 |
| $1Off | Great Deals On Bag From $1 | 15-1-26 |
| $4Off | Save On Bag – From Only $4 | 22-1-26 |
| 25%Off | 25% Off Your First In-App Purchase | 15-1-26 |
| 20%Off | 20% Off First Order Via Jack Mobile App | 15-1-26 |
| 20%Off | 20% Off Beverages For Seniors 55 | 15-1-26 |
| $2Off | Enjoy Save Up To $2 Off Your All Orders | 16-1-26 |
| $1Off | Extra $1 Off On Your Total Order | 15-1-26 |
| $1Off | $1 Off For Any Order | 15-1-26 |
| $11Off | Jack's Late Night Munchie Meal Now $11 | 15-1-26 |
| $3Off | Breakfast Jacks Now 2 For $3 | 15-1-26 |
| $4Off | New Spicy Chicken Strips Combo Now $4.99 | 15-1-26 |
| SalesOff | Free 5 Piece Chicken Nuggets On Your Order | 15-1-26 |
| SalesOff | Find Discounted Gift Cards For Jack In The Box On Raise | 15-1-26 |
| SalesOff | Free Jumbo Egg Roll With Purchase On App | 16-1-26 |
| SalesOff | Special Offers & Updates Via Email Or Text | 15-1-26 |
| SalesOff | Free Medium Fries With Any Order When You Sign Up For Text Alerts | 15-1-26 |
| SalesOff | Free Shipping At Jack In The Box | 15-1-26 |
