National Hamburger Day is May 28, 2026! Celebrate w/ Cheap Burgers, BOGOs & More!
National Hamburger Day is celebrated on May 28th to honor one of America’s most beloved foods. Whether you’re craving a classic hamburger, a gourmet stack with all the fixings, or a plant-based patty, there are sure to be some deals for every burger lover!
In 2025, many nationwide chains observed the day with cheap burgers, BOGO offers, and more! So get ready to sink your teeth into these juicy deals, and check back often as the big day approaches! We’ll be beefing up this list with all the last-minute offers as they’re announced. 🍔
50% off any burger at Buffalo Wild Wings
On National Hamburger Day 2025, you could get 50% off any burger when you ordered takeout or delivery with Buffalo Wild Wings GO.
Free food during Burger King’s Perks Week
Burger King celebrated Perks Week from May 22nd through May 28th. Royal Perks members could log into their app and look under the “offers tab” for deals like free items with a $1+ purchase and BOGO Whoppers. Here’s the daily lineup:
- May 22: Free Cheeseburger with a $1 purchase
- May 23: Free Whopper Jr. with a $1 purchase
- May 24: Free Frozen Fanta Strawberry with a $1 purchase
- May 25: Free 4-piece Nuggets with a $1 purchase
- May 26: BOGO Whoppers
- May 27: Free Original Chicken Sandwich with a $1 purchase
- May 28 (National Hamburger Day): Free Hamburger with a $1 purchase
Cheap Stackburgers at Dairy Queen
Through June 1st, 2025, DQ Rewards Members could buy any Signature Stackburger at Dairy Queen and score a second one for just 99¢. This offer was available only in the DQ Mobile App.
Big Cheese for just $4 at Farmer Boys
On National Hamburger Day 2025, VIF Loyalty members (free to join) could score a $4 Big Cheese at Farmer Boys.
Discounted Angus burger patties at Kroger
On May 28th, 2025, Kroger shoppers could clip a digital coupon for Private Selection Angus Frozen Burger Patties, making the final cost just $6.99 (regularly $12.99)!
Krystal sliders for just $1 each
On May 28th, 2025, Krystal sliders were just $1 with promo code KRYSTALDAY (both online and in the Krystal app).
Free burger with your $10 Shake Shack purchase
In celebration of National Hamburger Month, Shake Shack offered a free burger when you spent $10 and used a promo code at checkout (in the app, online, or at a kiosk in-store)!
Here’s the lineup of FREE Shake Shack burgers you could score each week throughout the month of May 2025:
- 5/1 – 5/11: SmokeShack
- 5/12 – 5/18: Bacon Cheeseburger
- 5/19 – 5/25: Avocado Bacon Burger
- 5/26 – 6/1: ShackBurger
Burgers for just $5.28 at Smashburger
On National Hamburger Day 2025, you could get any single burger for just $5.28 at Smashburger! No minimum purchase was required!
$5 Classic Burgers at Wayback Burgers
On National Hamburger Day 2025, Wayback Burgers offered $5 Classic Burgers when you ordered in-restaurant or through the Wayback Rewards program.
When Wayback Rewards members placed three orders of $15 or more during the month of May 2025, they could also earn 120 bonus points to redeem for free food!
Jr. Bacon Cheeseburger for just 1¢ at Wendy’s
Through June 1st, fans could score a Jr. Bacon Cheeseburger for just 1¢ with any purchase at Wendy’s. This offer was valid when you redeemed the exclusive digital offer in the Wendy’s app.
Whataburger Rewards members could enter to win free burgers for a year.
On May 28th, 2025, Whataburger Rewards members who ordered Whatameal menu items #1-8 were entered to win free Whataburger for a Year. Whataburger chose 75 Whataburger Rewards Members to receive five digital offers for free Whataburger menu items every month for a year (a $480 value)!
Discounted White Castle gift cards
Through May 30th, 2025, you could purchase a $25 White Castle gift card for just $19.21 (valid in-Castle only).
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