Hamburgers are the nation’s most popular dish, but have you tried one with cheese? Of course you have, and today, September 18, you can celebrate this delicious combo because it's National Cheeseburger Day. To mark the occasion, some of the country’s biggest burger joints are throwing out some serious deals. Here’s where to snag a cheesy bargain.
McDonald’s
The Golden Arches is serving up Double Cheeseburgers for just 50 cents, but only if you order through the McDonald’s app.
Burger King
Download the BK app and grab a free cheeseburger with any $1 purchase.
Shake Shack x DoorDash
Get $9 off any $25+ Shake Shack order delivered via DoorDash.
Carl’s Jr.
Buy a large drink through the app and get a Western Cheeseburger for half price.
Dairy Queen
DQ rewards members get a free Double Original Cheeseburger Stackburger with any $1 order in-app or online. The deal runs through September 19.
Sonic
Through the Sonic app, buy one Double Sonic Smasher and get one free on September 18.
Jack in the Box
West Coasters, rejoice: the Smashed Jack is just $5 all week long (limit one per day).
Smashburger
Score any single Smashburger for $4.99 (except the Smoked Brisket Bacon Smash). Black bean or chicken swaps are free, and there’s no purchase limit—perfect for a group.
Whataburger
Order the #5 Bacon & Cheese Whataburger and get free fries or onion rings.
Ruby Tuesday
Burgers start at $8.99 on September 18, including classics and over-the-top triple stacks, all served with fries or tots and access to the Garden Bar.
STK Steakhouse
This upscale spot is offering a 7-ounce cheeseburger for $9.99, dine-in or delivery.
Kona Grill
Pick your cheeseburger style: $10.99 with fries when dining in, $7.99 with chips for takeout/delivery, or $9.99 Sunrise Burger at brunch.
White Castle
It’s a BOGO Cheese Slider deal from September 18–21. Use code “SAYCHEESE” to redeem.
Buffalo Wild Wings
Rewards members can buy one burger and get a second burger of equal or lesser value for free, available for dine-in, takeout or delivery on September 18. Sign up any time.
No matter your style—fast food, sit-down or gourmet—National Cheeseburger Day is serving plenty of reasons to indulge.