McDonald’s, Wendy’s Slash Burger Prices to 50¢ for National Cheeseburger Day 2025

Your wallet is about to get a delicious break! National Cheeseburger Day means major savings at your favorite chains—we’re talking 50¢ McDonald’s burgers, all-weekend deals at Burger King and free goodies that’ll make your budget-loving heart sing. Here’s how to score every single deal without breaking the bank!

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National Cheeseburger Day deals

Every year on September 18, several fast food chains band together to celebrate National Cheeseburger Day. They give out free things, offer discounts and more. You can discover what those stores are below. 

McDonald’s 

McDonald’s is practically giving away Double Cheeseburgers for just 50 cents—that’s a steal! All you need is their free app (download it from any app store), and you’re golden. Your lunch budget will thank you! 

Burger King

Burger King is going all out with a four-day celebration that’ll keep your wallet happy all weekend long! Here’s your daily lineup of incredible deals:

• Thursday 9/18: FREE bacon cheeseburger with any $1+ purchase
• Friday 9/19: FREE Whopper Jr. with any $1+ purchase
• Saturday 9/20: FREE cheeseburger with any $1+ purchase
• Sunday 9/21: FREE Original Chicken Sandwich with any $1+ purchase Four days of practically free food? Yes, please!”

These deals are only available for members of Burger King’s Royal Perks program, which you can sign up for online. 

White Castle

White Castle sweetens the deal with one completely free slider! Just punch in the code ‘SAYCHEESE’ when you order—it’s that simple, and it’s absolutely free. Talk about a perfect little treat!

Buffalo Wild Wings

For National Cheeseburger Day, Buffalo Wild Wings is offering a buy-one-get-one-free deal on a burger. It’s available for dine-in, takeout or delivery, but customers must belong to the Buffalo Wild Wings Rewards program to qualify. 

Wendy’s

Score a Jr. Bacon Cheeseburger for just one penny when you buy anything else through their app.

Sonic

Buy one Double Sonic Sonic Smasher and get another one absolutely free when you order through their app. That’s double the deliciousness for half the price!

Whataburger

Get free fries or onion rings (any size!) when you buy a Whataburger online or through their app. Go ahead and up-size those fries—they’re on the house.

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Freddy’s Frozen Custard & Steakburgers

Customers with the Freddy’s Frozen Custard & Steakburgers app will get a free Freddy’s Original Double Steakburger if they spend $10 or more. For an added bonus, the deal goes until September 21, so if you cannot make it today, no worries! You have until Sunday to cash in on this deal. 

Millers Ale House

Millers Ale House is giving 10,000 of their customers a free fountain drink as long as they spend $15 or more on their online order. To claim the deal all you have to do is enter the code FREECOKE at checkout. How sweet and simple is that.

Applebee’s

If you want to go to a sit-down restaurant, be sure to stop by Applebee’s! They’re offering customers any of their Classic Handcrafted Burgers, plus fries, for only $8.99. This deal can also be redeemed on to-go orders for those who don’t want to dine in. 

Red Robin

Deal of the Day

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Another sit-down restaurant that’s celebrating National Cheeseburger Day with savings: Red Robin. Today only the chain is offering a deal where customers can get their Big Yummm Burger Deal, which includes a Double Tavern Burger, a bottomless side and bottomless soda, for $9.99. It’s unclear if this deal is available for to-go orders. 

Dairy Queen

Dairy Queen is offering its app users a free Double Original Cheeseburger Stackburger, provided they purchase something else for $1. This deal also goes until tomorrow. 

With all these incredible deals happening today (and some extending through the weekend), you’re guaranteed to find something delicious that fits your budget. Whether you’re treating yourself to a solo lunch or feeding the whole family, these restaurants are making it easy to enjoy great food without the guilt. Happy National Cheeseburger Day!