Chains Extend National Cheeseburger Day Deals Into Second Day

Lead Major fast-food chains across the United States are extending National Cheeseburger Day promotions into September 19, offering complimentary and discounted burgers to loyalty members and app users nationwide.

Nut Graf As the unofficial holiday rolls over, eateries are rewarding customers with free burgers and half-price offers, driving foot traffic and app engagement beyond the official date.

Key Promotions

• Burger King: Royal Perks members can redeem a free Whopper Jr. with any $1 purchase on September 19 only.
• Dairy Queen: DQ Rewards members receive a free Double Original Cheeseburger Stackburger with an in-app or online order of $1 or more through September 19.
• Portillo’s: Perks members enjoy 50% off one regular cheeseburger through September 19; new sign-ups also qualify for the discount.

Additional Details Several chains originally launched deals on September 18 and are maintaining select offers through today:

• Burger King continues its “multi-day” celebration with tiered freebies, including Bacon Cheeseburgers on the first day and Whopper Jrs. on the second.
• Dairy Queen’s extended window encourages digital orders and loyalty enrollment ahead of the week’s end.
• Portillo’s leverages its Perks program to drive membership growth, offering steep discounts on classic cheeseburgers.

These post-holiday extensions underscore the competitive drive among restaurants to capitalize on food-centric observances and boost weekday traffic.