Shake Shack is serving up two limited-time offers this month. Score a free Single ShackBurger with the purchase of a Smoky BBQ Burger or Sandwich through June 17, and don't miss Chicken Sundays, where you can get a free Chicken Shack with a qualifying purchase every Sunday through June 28.
Quick Info
BOGO Single ShackBurger through June 17
Use code BONUSBURGER for the burger offer
Free Chicken Shack every Sunday through June 28 with $10+ purchase
How To Get It
Purchase a Smoky BBQ Burger or Smoky BBQ Sandwich through the Shake Shack app, online, or at an in-Shack kiosk.
Use code BONUSBURGER to receive a free Single ShackBurger through June 17.
On Sundays through June 28, spend $10 or more at participating locations.
Use code CHICKENSUNDAY to receive a free Chicken Shack Sandwich or Chicken Shack Lettuce Wrap.
Heads Up
The BOGO burger offer ends June 17, while the Chicken Sunday promotion runs every Sunday through June 28, 2026. Offers are valid only at participating locations and cannot be combined with other promotions. Be sure to enter the correct promo code before completing your order.
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