Free Shake Shack Chicken Sandwich Deal: Sundays Only
Want a free chicken sandwich every single Sunday? Shake Shack is giving away their fan-favorite Chicken Shack with any $10 purchase. Grab this delicious weekend hack every week through June 2026!
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Deal Live Date
May 17, 2026
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Deal End Date
Jun 29, 2026
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Free Sandwich
Shake Shack’s “Chicken Sundays” promo is back, offering a free Chicken Shack sandwich or lettuce wrap every Sunday for the next few weeks- a deal worth nearly $10 in some areas. For even more ways to fill your plate without emptying your wallet, browse our ultimate guide to food deals and freebies. Want to maximize your savings even more? Dive into this free Shake Shack guide for the absolute best menu secrets!
Chicken Sundays Deal Breakdown
Feature | Details |
The Freebie | Chicken Shack or Chicken Shack Lettuce Wrap |
Required Code | CHICKENSUNDAY (All Caps) |
Minimum Purchase | $10+ in food or drinks (excluding the sandwich) |
Valid Days | Every Sunday until June 28, 2026 |
How to Claim (The Cheat Sheet)
- The Deal: One FREE Chicken Shack Sandwich or Lettuce Wrap with a $10+ purchase.
- Dates: Every single Sunday through June 28, 2026.
- Platform: Shack App, ShakeShack.com, or in-store kiosks at participating locations.
- Promo Code: CHICKENSUNDAY
Important Fine Print to Remember
- No Drive-Thrus or Third-Party Apps: This offer will not work if you use DoorDash, Uber Eats, or drive through the physical order lane. Stick to the official app, website, or the digital kiosks inside the dining room.
- Exclusions Apply: The coupon applies to the standard Chicken Shack or its lettuce wrap variation. It completely excludes Chicken Bites or premium limited-time variations like the Avocado Bacon Chicken.
- Paid Add-Ons Extra: If you choose to customize your free sandwich by adding extra bacon or cheese, you will still have to pay the small upcharge for those additions.Location Exclusions: While this runs nationwide at most locations, Shake Shack restaurants inside airports, stadiums, travel plazas, museums, and arenas are excluded from the promo.
- Location Exclusions: While this runs nationwide at most locations, Shake Shack restaurants inside airports, stadiums, travel plazas, museums, and arenas are excluded from the promo.
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Written by
Gigi S.
Food lover. App-order enthusiast. Full-time deal seeker. Gigi spends her time tracking price drops and rewards programs so you don't have to. If there's a BOGO deal or a $1 promo happening, Gigi is already in line, and she's here to show you how to get there, too. Deal Hunter at DealSeek
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