Shake Shack | National Burger Month
May 1, 2026 - May 31, 2026
National Burger Month is back, and we’re celebrating every day this May with delicious deals you won’t want to miss.
Each week, we are offering a different Shake Shack single burger for free with a $10 minimum purchase. Every Shake Shack burger is crafted with 100% Angus beef and made-to-order with the highest quality ingredients, so you don’t have to sacrifice quality for a good deal.
Plan your visit to grab your favorite or snag all four deals throughout the month! Order on the Shack App, online or at a kiosk in-Shack – just use code FREEBURGER.
- 5/1 – 5/10: ShackBurger
- 5/11 – 5/17: SmokeShack
- 5/18 – 5/24: Bacon Cheeseburger
- 5/25 – 5/31: ShackBurger
