National Hamburger Day 2026 deals: Score free food from Burger King, Arby’s, Dairy Queen, and more

Did you know that National Hamburger Day was a thing? You do now, and you can celebrate by scoring free or heavily discounted food from a number of popular retailers.

National Hamburger Day takes place on May 28. We've scoured the country for the tastiest National Hamburger Day deals to celebrate this special occasion, and we have some good news: Popular names like Burger King and Dairy Queen are going hard this year with limited-time offers.

Check out some of our favorites below:

National Hamburger Day 2026 food deals

Arby’s

From May 28-31, Arby’s is offering a buy one get one free on sandwiches. This offer is valid for online and pick-up-in-store orders. There is a limit of one per person.

Bad Daddy’s Burger Bar

On May 28, Bad Daddy’s Burger Bar is celebrating National Hamburger Day with a $10 BD’s All-American Burger and a classic side.

Big Buns

Members of the Thompson Table Rewards loyalty program can get a free Classic Burger with any purchase from May 28-31.

Bobby’s Burgers by Bobby Flay

On National Hamburger Day, visit Bobby’s Burgers by Bobby Flay and enjoy a Crunchburger for $5.28.

Burger King

On May 28, Royal Perks Rewards Members can score a free hamburger with any $3 purchase online or in-app.

Buffalo Wild Wings

On May 28, Buffalo Wild Wings is offering half off any burger. Plus, new rewards members can score a free burger with a minimum purchase of $15.

Checkers & Rally’s

On May 27-28, Checkers & Rally’s is offering a buy one get one free deal on Classic Burgers.

Dairy Queen

Through May 31, rewards members can score $1 off any Signature Stackburger (Backyard Bacon Ranch, Bacon Cheese Deluxe, FlameThrower, Cheese Deluxe, and Original Cheeseburger).

Del Taco

Buy one, get one free on Double Del Cheeseburgers on May 28-30.

Eddie Merlot’s

Order online at Eddie Merlot’s and get Eddie’s Prime Cheeseburger and housemade potato chips for $15.

Farmer Boys

On National Hamburger Day, Farmer Boys is offering VIF Rewards members a Big Cheese Cheeseburger for $3.99 when you order in-app.

Farm Burger

On May 28, guests at participating Farm Burger locations will be able to purchase a build-your-own grassfed, grass-finished burger for $6.

Habit Burger & Grill

From May 28 to June 3, get two Charburgers for the price of one. To redeem the offer, you must be a registered CharClub member.

Hardees

Buy one Famous Star, get one for 1 cent on May 28.

Hard Rock Cafe

On May 28, buy one, get one Classic Smashed Burger free from 3-6 p.m. local time. Members of the Unity by Hard Rock global loyalty program get also get a free Classic Smashed Burger.

Jack in the Box

Get a free Jr. Jumbo Jack with an in-app order of $1+ on May 28.

Krystal

On May 28, Krystal will be offering Club Krystal members an in-app exclusive deal of $0.50 Krystals.

Shake Shack

Through May 31, you can grab a free burger with any $10 purchase. In order to score this promotion, you need to order in the Shack app, online, or at a kiosk and use the promo code FREEBURGER. 

Smashburgers

On May 28, you can get any single burger for $5.28 with the promo code 528SINGLE. This offer is available in stores, or via Smashburger’s website or app.

Sonic

Rewards members can get a free burger with $5 purchase through May 31.

Steak ‘n Shake

On May 28, wear or show any American Flag item and score a free Double Steakburger. 

Sullivan’s Steakhouse

On May 28, order online at Sullivan’s Steakhouse and grab a Signature Angus Burger and fries for $15.

The Greene Turtle

On May 28, score a buy one get one free deal on classic burgers.

Wayback Burgers

On National Hamburger Day, rewards members can get Classic Burgers for $5.

Whataburger

Rewards members can score a free Whataburger when you order a medium fry and medium drink on May 28.