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While some burger fans may opt for grilling their own hamburger now that the weather is finally warming up, those wishing for a restaurant version are in luck. Today, Thursday, May 28, fans can score special deals in honor of National Hamburger Day 2026. Here’s a roundup of offers:<\/p>\n
For those who like Shake Shack, the New York-based chain will offer a free classic ShackBurger with any purchase above $10. Customers can grab their free burger<\/a> via the Shack app, online, or in store. The restaurant chain is also running a contest through May 31 with two winners getting what’s billed as a year of free burgers. (The prize takes the form of a $2,000 gift card.)<\/p>\n Burger King is giving members of its Royal Perks program<\/a> the special treatment, giving away a free hamburger in participating stores with any purchase over $3. Jack in the Box fans can also score a deal, with the chain offering $1 hamburgers in store and online. The catch? The offer is valid only after 2 p.m., with a limit of five hamburgers per order.<\/p>\n Despite having tacos in its name, Del Taco is also celebrating the burger day, offering a free\u00a0Double Del Cheeseburger on the purchase of another, with the offer valid through May 30. <\/p>\n On Thursday, the Whataburger chain is offering rewards members<\/a> free hamburgers if you order a medium fries and drink. More than that, it’s also offering the chance to win free Whataburger for a year.<\/p>\n At Hard Rock Cafe locations nationwide, a similar buy-one-get-one-free (BOGO) deal will be offered on May 28, while Hard Rock global loyalty program members will get a free hamburger during the day.<\/p>\nBurger King<\/h2>\n
Del Taco<\/h2>\n
Whataburger<\/h2>\n
Hard Rock Cafe<\/h2>\n
Sonic<\/h2>\n