Football fans have a big deal to tackle their hunger on Sundays this season. Shake Shack is making watching your favorite football team hit the field a little more juicy every Sunday with the return of its popular Shack Sundays. Pick up a bargain burger before the game or enjoy one to celebrate (or commiserate) the outcome of the game!
Photo: Shake Shack
Shack Sundays
Every Sunday, from October 4 to December 27, 2026, Shake Shack is offering its popular Shack Sundays giveaway with one of four menu items for FREE with a $10 minimum purchase at participating locations. (Locations within airports, stadiums, arenas, travel plazas and museums are excluded from the offer.)
The offer excludes all paid add-ons, such as avocado or bacon.
Choose from one of the following menu items:
Chicken Shack
West Coast Chicken Sandwich
ShackBurger
Six (6) Chicken Bites
The offer is only valid for purchases placed at a kiosk in-restaurant or for delivery or pick-up via the Shake Shack app or at shakeshack.com. Use promo code SHACKSUNDAY at checkout. (Note: Promo code must be entered in ALL CAPS.)
The offer not valid for drive-thru orders or orders made through third-party delivery apps.
Limit one offer per order — with a maximum savings of $9.99. If you have a large order, consider breaking it up into separate transactions for more FREE items.
You must add at least $10 worth of food and/or drinks to your order, excluding the cost of the complimentary menu item. (Gift card purchases are also excluded.)
Sunday Chicken Sandwich Bonus
Shake Shack is also offering a FREE Chicken Shack Sandwich or Chicken Shack Lettuce Wrap every Sunday — through December 27, 2026.
Shake Shack has 13 locations in Colorado — Boulder, Castle Rock, Colorado Springs (2), Denver (4), Fort Collins, Greenwood Village, Highlands Ranch, Lone Tree and Parker.
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