National Cheeseburger Day is here! Celebrated annually on September 18, it’s a great excuse for a free (or at least discounted) cheeseburger waiting for you somewhere in this great nation. Prepare to enjoy an American food icon — a cheeseburger oozing warm cheesy deliciousness on top of a moist, juicy patty (or two.) No matter how refined your palate might be, a good, old-fashioned cheeseburger seems to satisfy!
Applebee’s
Applebee’s is offering any of their 3 Classic Burgers (Classic Burger, Classic Cheeseburger, or Classic Bacon Cheeseburger) served with classic fries for $8.99. The offer is available Thursday, September 18, 2025 on their website, mobile app, To Go or for dine-in at participating locations. See their website for details.
Buffalo’s Cafe and Hurricane Grill & Wings
The folks at Buffalo’s Cafe and Hurricane Grill & Wings know that a burger tastes better with a soda! That’s why both brands are offering a free soda with every cheeseburger sold this Sept. 18.
Burger King
Burger King is offering a free Bacon Cheeseburger with a $1+ purchase on Sept. 18, 2025 at participating locations. You can also get your cheeseburger fix for as little as $3 at Burger King. Options include a $3 Double Cheeseburger Meal (a double cheeseburger, fries, and drink) or a $3 snack box (cheeseburger, fries, nuggets, and a drink).
Dairy Queen
Dairy Queen is offering new and existing reward members a FREE Double Original Cheeseburger Stackburger® with any app or online order of $1 or more September 15–19, 2025 at participating locations. The deal is valid when you use the reward in their app or online. See the offer details on their website.
Del Taco
Del Taco is offering a buy-one-get-one Double Del Cheeseburgers.
Dog Haus
Dog Haus is serving up an irresistible deal this Sept. 18: Buy one Haus Cheeseburger, get one free, all day long through the Haus Rewards app.
Farmer Boys
Farmer Boys makes it easy to celebrate the holiday without breaking the bank. The brand, known for its farm-fresh ingredients and made-to-order meals offers a Big Cheese Cheeseburger for Very Important Farmer loyalty members for just $4.
Jack in the Box
Jack in the Box is offering several promotions. From Sept. 12-18 the Smashed Jack is $5. On Sept. 15, there’s a buy-one-get-one Jr. Cheeseburger deal. And on Sept. 19 diners can get a free Jr. Cheeseburger with any purchase of $1 or more. All offers are available only through the Jack App.
Mooyah
Loyalty members at Mooyah get a free cheeseburger with an in-app burger purchase.
Ruby Tuesday
New Ruby Tuesday catering guests receive 20% off $150 on your first catering order when you use the code NEWGUEST through 9/30/25 at participating locations. Order online or call at 866-460-2283 to order. The offer details were sent via e-mail to subscribers on Sept. 11.
Smashburger
Smashburger is offering single burgers for $4.99 on Sept. 18, 2025 when you use the code BURGERDAY25 at checkout at participating locations. See the offer details on their website.
Wayback Burgers
On September 18, 2025, Wayback Burgers is offering a $5 Classic Burger in-restaurant, online, or through the Wayback Rewards program at participating locations. There is a limit of two per person and the deal cannot be combined with any other coupons or offers. In addition, Wayback Burgers is offering the Single Cheeeesy Burger and a 22oz Coke® for $7.99, available daily in September and October at participating locations. See the details for these offers on their website.
Don’t see your favorite burger joint listed here? Check out their website or social media accounts online and see if they’re offering a Cheeseburger Deal today!
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Photo Credit: Andrey Armyagov / Shutterstock.com