Get a FREE Chicken Shack Sandwich Every Sunday at Shake Shack
Sunday just got a little more tempting. If you're already thinking about treating yourself to Shake Shack, there's a pretty tasty reason to make chicken the order of the day. Every Sunday, you can get a FREE Chicken Shack or Chicken Shack Lettuce Wrap when you make a qualifying $10 purchase. Even better, this weekly freebie is sticking around through the end of the year!
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We’ve checked this offer and it is currently available. The FREE Chicken Shack offer is available every Sunday through December 27, 2026, at participating U.S. Shake Shack locations.
Get a FREE Chicken Shack or Chicken Shack Lettuce Wrap every Sunday with a qualifying $10+ purchase. Use promo code CHICKENSUNDAY at checkout.
How to Get Your FREE Chicken Shack
Here's how to take advantage of Shake Shack's Free Chicken Sunday offer:
- Make a qualifying $10+ purchase. Your order must include at least $10 worth of qualifying food or beverages, not including the free Chicken Shack.
- Add your freebie. Add one Chicken Shack or Chicken Shack Lettuce Wrap to your order.
- Use code CHICKENSUNDAY. Enter the promo code at checkout.
- Order through an eligible option. You can order through the Shake Shack app, ShakeShack.com, or at an in-Shack kiosk.
- Enjoy it on Sunday. The promotion is available every Sunday through December 27, 2026.
When Can You Get the Free Chicken Shack?
This isn't a one-weekend deal. Shake Shack's Free Chicken Sunday promotion runs every Sunday through December 27, 2026.
That makes this one worth bookmarking if you enjoy Shake Shack. You can check back each Sunday when you're in the mood for a chicken sandwich and see if this freebie fits into your meal plans.
Important Details to Know
- The offer is available at participating Shake Shack locations in the U.S.
- You must make a qualifying purchase of at least $10 in food or beverages.
- The free item is limited to one Chicken Shack or Chicken Shack Lettuce Wrap per order.
- The maximum savings is $9.99.
- You must use promo code CHICKENSUNDAY.
- The code is case sensitive and must be entered in all capital letters.
- The offer is available for qualifying orders placed through the Shake Shack app, ShakeShack.com, or at an in-Shack kiosk.
- The offer is not valid for drive-thru orders.
- The offer is not valid through third-party delivery apps.
- Participating locations exclude airports, stadiums, arenas, travel plazas, and museums.
- The offer cannot be combined with other promotions.
- Avocado Bacon Chicken and Chicken Bites are excluded from the offer.
- Paid add-ons such as avocado and bacon are excluded.
What Counts Toward the $10 Purchase?
According to Shake Shack's terms, qualifying food and beverage purchases can include items such as burgers, sandwiches, fries, chicken bites, hot dogs, drinks, shakes, frozen custard, Poochinis, and Bag O' Bones.
The $10 minimum does not include the free Chicken Shack, gift card purchases, taxes, delivery fees, or other applicable fees.
Don't Forget the Promo Code
FREE CHICKEN SHACK EVERY SUNDAY
CHICKENSUNDAY
Make sure you enter CHICKENSUNDAY in all capital letters when you check out. You'll also need to add the Chicken Shack or Chicken Shack Lettuce Wrap to your order before completing your purchase.
Is the FREE Chicken Shack Deal Still Available?
Yes! As of August 16, 2026, Shake Shack lists the Chicken Sundays promotion as an active offer. The promotion is scheduled to continue every Sunday through December 27, 2026.
We'll keep an eye on the offer and update this post if Shake Shack changes the terms, promo code, or end date.
More Ways to Save
If you're looking for more ways to save, check out our 💰 Deals & Discounts Hub here at Freebie Fanatics.
💡 Tip: Bookmark this page and check back before your next Sunday Shake Shack run. Weekly promotions can change, so it's always a good idea to verify the offer before ordering.
Offer details can change or vary by location. Check Shake Shack's official terms before placing your order.
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