05/28/2026
It’s National Hamburger Day! Here are some deals you can take advantage of today and celebrate! 🥳🍔
Jack In The Box
Customers can get a free Jr. Jumbo Jack with any purchase of $1 or more on National Hamburger Day.
Wendy's
The fast food chain is offering a Jr. Bacon Cheeseburger for just one cent with any purchase when you order through the Wendy's app now through June 1.
Hardee’s
My Rewards members can enjoy Buy One Famous Star, Get One for just one cent at participating restaurants on National Hamburger Day.
Smashburger
Get any single burger for just $5.28 today at participating locations nationwide. The deal is available online with the code 528SINGLE or in-store.
Checkers & Rally’s
The chain is offering guests a Buy One, Get One Free Classic Burger on both May 27 and 28.
Whataburger
On May 28, Whataburger Rewards members can get a free Whataburger when they order a medium fry and a medium drink online or scan the app in-store. Every qualifying order also unlocks the chance to win free Whataburger for a year.
Burger King
Today, customers can score a free hamburger with a purchase of $3 or more through the Royal Perks. Just make sure to activate the deals in the app's Offers tab before placing your order.
Dairy Queen
Hit up DQ for more than just ice cream—members of the DQ Rewards program can get $1 off any Signature Stackburger all week through May 31.
SONIC
Sonic Rewards loyalty members who spend at least $3 may get a Sonic Smasher, an All-American Smasher, or a medium drink for free.
Buffalo Wild Wings
New and existing rewards members can get a free burger with a purchase of $15 or more. Limit one per customer.
Krystal
On May 28, Krystal will be offering Club Krystal members an in-app exclusive deal of $0.50 Krystals.
Steak ‘n Shake
On May 28, wear or show any American Flag item and score a free Double Steakburger.
