Who can resist a cheeseburger? National Cheeseburger Day on Sept. 18, 2026, gives you permission to have more than one burger complete with melted cheese and all the toppings.
Restaurants join in the fun by offering some juicy deals on the cheesy day. Remember, local restaurants and other businesses may offer deals on this day, too — so check our Living on the Cheap network of sites for more offers. We’ll update this list as we find new offers, so keep checking back.
If you’re a burger fan, remember to look for National Hamburger Day deals on May 28, too!
Buffalo Wild Wings
Go wild on National Cheeseburger Day!
On Sept. 18, 2026, Buffalo Wild Wings is offering a buy-one-get-one FREE Cheeseburger. The offer is not valid on lunch combo or kids’ menu burgers.
There are 1,364 locations in U.S.
Burger King
Get treated like royalty at Burger King on National Cheeseburger Day!
On Sept. 18, 2026, the popular fast-food restaurant is offering a FREE Bacon Cheeseburger with a $3 minimum purchase — exclusively for Royal Perks members.
The giveaway is part of Burger King’s Perks Week celebration — from Sept. 14 to 20, 2026.
Dairy Queen
Chill out at Dairy Queen on National Cheeseburger Day!
From Sept. 14 to 18, 2026, DQ is offering a FREE Original Cheeseburger Signature Stackburger with any purchase of $1 or more. The offer is only available in the DQ app.
There are 4,178locations in the U.S. However, not all locations serve the full menu, so double-check first.
Denny’s
Celebrate National Cheeseburger Day with Denny’s!
On Sept.18, 2026, Denny’s is offering a buy-one-get-one 50% off Diner QP Burger.
Part of the restaurant’s new Triple Play menu, the Diner QP burger consists of a 100% all-beef patty, American cheese, diced onion, pickles, mustard and ketchup — all on a Brioche bun.
Find locations nationwide here.
Dollar General
There’s nothing better than a juicy gift card discount from their favorite restaurant for cheeseburger lovers!
In celebration of National Cheeseburger Day, Dollar General is offering 20% off on gift cards from select restaurants on Sept. 18, 2026, including Applebee’s, Burger King, McDonald’s, Wendy’s and more.
Five Guys
Five Guys, one juicy deal, three days!
From Sept. 16 to 18, 2026, Five Guys is offering a rare buy-one-get-one FREE burger — in celebration of National Cheeseburger Day.
Get the required promo code here.
Hardee’s
Enjoy a juicy deal at Hardee’s on National Cheeseburger Day!
On Sept. 18, 2026, Hardee’s is offering a buy-one-get-one FREE Famous Star — exclusively for My Rewards members.
KFC
Just wing it on National Cheeseburger Day! If cheeseburgers aren’t your thing, head over to KFC for chicken wings.
Through Sept. 21, 2026, KFC is giving away a FREE 10-piece bucket of chicken wings with a $15+ digital purchase.
You could enjoy the FREE wings alongside a bargain cheeseburger on Sept. 18 for a truly frugal feast.
McDonald’s
The Golden Arches has been serving its iconic cheeseburgers for more than 85 years, so it’s the perfect place to celebrate National Cheeseburger Day.
On Sept. 18, 2026, McDonald’s is offering a FREE Double Cheeseburger with a minimum purchase of $1.
The cheesy deal is only available for MyMcDonald’s Rewards members.
Perkins Restaurant & Bakery
Celebrate the cheesy day at Perkins Restaurant & Bakery with the ultimate dinner trio BFP (burger, fries and pie!) — starting at just $10.99.
Find locations nationwide here.
Smashburger
In celebration of National Cheeseburger Day, Smashburger is offering a cheesy deal for cheeseburger fans!
On Sept. 18, 2026, Smashburger is offering Any Single Smashburger for just $1— exclusively for SmashRewards members. Any add-ons cost extra.
Find participating locations here.
Sonic Drive-In
Pull up for a good deal at Sonic Drive-In on National Cheeseburger Day!
On Sept. 18, 2026, Sonic Drive-In is offering a Jr. Double Cheeseburger for just $1.99 — available all day.
The cheesy deal is open to all customers.
Whataburger
What a National Cheeseburger Day deal at Whataburger!
On Sept. 18, 2026, Whataburger is offering a FREE Bacon & Cheese Whataburger Jr. with the purchase of a medium fry and medium drink — exclusively for Whataburger Rewards members.
There are 1,211 locations in the U.S.
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