National Cheeseburger Day 2025 deals, discounts, and freebies: McDonald’s, White Castle, Burger King, Buffalo Wild Wings

National Cheeseburger Day is on Sep. 18, and some of your favorite burger joints will offer discounts and deals for a few days to help you celebrate the holiday on a budget.

This holiday is celebrated on Sep. 18 each year, and honors one of the country’s most popular foods. This year it falls on a Wednesday, and some restaurants will have week-long offers to give you plenty of time to enjoy some cheesy, meaty goodness.

Check out which of these deals will entice you.

Discounts, and freebies: McDonald’s, Wendy’s, Burger King…

Buffalo Wild Wings (BW3)

Buy one burger, get a second of equal or lesser value free on Sept. 18. Valid for dine-in, takeout or delivery that is ordered through the BW3 app or website.

Burger King

Burger King will be treating customers who use the BK app or order online this week. Here’s what’s in store for their customers per day, and you can claim each gift with a minimum purchase of $1.

Dairy Queen

DQ rewards members can get a free Double Original Cheeseburger Stackburger with any app or online order of $1 or more through Sept. 19.

McDonald’s

Double cheeseburgers for 50 cents when ordered through the McDonald’s app on Sept. 18.

Portillo’s

Portillo’s is celebrating National Cheeseburger Day all week with discounts for Perks members thru 9/21! Get 50 percent off your next burger when you scan your card or log in.

Red Robin

A $10 gourmet cheeseburger (regularly priced at $14.99) through Sept. 19.

White Castle

Get one free slider with the promo code SAYCHEESE at checkout online or in-app from Sept. 18 to 21.

Checkers & Rally’s

Get a Big Buford for $3 from Sept. 16 to 18 at participating locations.