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Get a free single ShackBurger now through 9/30 when you spend $10+. Use code:
BURGERTIME
*Offer only valid for qualifying orders placed at a kiosk in-Shack, or for delivery or pick-up via the Shake Shack Mobile App or shakeshack.com, and fulfilled during the period 09/22/2026 through 09/30/2026 ("Promotional Period") at participating Shake Shack locations (excluding airports, stadiums, arenas, travel plazas, and museums). Offer not valid for orders made through third-party delivery apps.
Limit one (1) free ShackBurger (single) per order. Max savings of $10.49. Order total must include a minimum of $10 worth of food or beverage products (including burgers, sandwiches, fries, chicken bites, hotdogs, drinks, shakes, frozen custard, poochinis, bag o' bones), excluding the cost of the applicable promotional item, gift card purchases and, any applicable taxes, delivery fees or other fees. Must add at least (1) Single ShackBurger to cart prior to checkout. Offer excludes all paid add-ons such as avocado. Ofter is not valid for any other menu item including, but not limited to double and triple ShackBurgers. Cannot be combined with any other offers.
