National Cheeseburger Day is widely celebrated on September 18 by burger-flipping corporations across America. This year, the holiday falls on a Friday, and many local and national chains are offering special deals for the occasion. 

Please note that some burger chains offer deals only to customers who download an app or join a loyalty program, and we’ll note if that is the case in any of the following entries.

San Antonio’s own Burger Boy will celebrate National Cheeseburger Day by offering its Working Man Special with cheese for just $9.99. The meal includes a large order of fries and a large drink of your choice. 

This Friday, Wayback Burgers is offering its single cheeseburger for just $3.50. 

Find it: 1723 N. Loop 1604 E., Suite 108, San Antonio, TX 78232; 11707 Bandera Road, San Antonio, TX 78250

Customers can buy one Savvy original and get a second one free on National Cheeseburger Day.

Find it: 303 San Pedro Ave., San Antonio, TX 78212

This Friday, Twin Peaks will offer a cheeseburger with fries for $7.99 all day.

Find it: Multiple locations

Download the DQ app to redeem Dairy Queen’s National Cheeseburger Day deal, which offers customers a free Hungr-Buster with cheese with a purchase of $1 or more. 

Sonic will offer its junior double cheeseburgers for $1.99 each on National Cheeseburger Day. 

On Friday, September 18, Jack in the Box will offer a free junior cheeseburger with a $1 minimum purchase when using the Jack app. 

Use the Five Guys app to redeem the chain’s BOGO deal. Buy any burger and get one free using the code BOGOBURGER.

Find it: Multiple locations