Burger lovers across the United States can enjoy a variety of specials Thursday, May 28, 2026, as restaurants celebrate National Hamburger Day with free burgers, discounts, and limited-time offers. And there's nothing we love more than burgers.
Technomic reports that consumers spent $115 billion dollars at U.S. burger chains in 2025, and burger chains account for 20% of all consumer spending at chain restaurants annually.
Here are the standout deals for Thursday:
- Shake Shack: Free ShackBurger with any $10 purchase using code FREEBURGER at checkout.
- Sonic: Free SONIC Smasher or All-American Smasher with a $5 purchase.
- Jack in the Box: $1 hamburgers from 2 p.m. to close, limit five per order, available in-store and online.
- Burger King: Free hamburger with any $3+ purchase for Royal Perks members via the app or website.
- Dairy Queen: $1 off any Signature Stackburger for DQ Rewards members all week, including May 28.
- Checkers & Rally’s: Buy One Get One Free Classic Burger on May 27-28.
- Smashburger: Any single burger for $5.28 using code 528SINGLE.
- Whataburger: Free Whataburger with purchase of medium fries and
- Steak ’n Shake: Free Double Steakburger in-store with any American flag item worn (one per customer).
- Burger King: members of Burger King's Royal Perks loyalty program can get a free hamburger with any purchase of $3 or more at participating Burger King restaurants nationwide, when they use the BK app or bk.com.
- Buffalo Wild Wings: Newcomers who sign up for the Buffalo Wild Wings Rewards program, you get a free burger with a purchase of $15 or more.
Steak 'n Shake is celebrating National Hamburger Day. On May 28, 2026 wear or show ANY American Flag item (hat, shirt, pin, etc.) and score a FREE Double Steakburger. Valid in-store only. Limit 1 per person. Tag a friend to grab a bite!
— Steak 'n Shake (@SteaknShake) May 25, 2026
🍔 🇺🇸 😋
